Number 478 is not a prime number. It is a composite number.

A prime number is a natural number greater than 1 that is not a product of two smaller natural numbers. We do not consider 478 as a prime number, because it can be written as a product of two smaller natural numbers (check the factors of number 478 below).

Number of factors: 4.

List of factors/divisors: 1, 2, 239, 478.

Parity: 478 is an even number. It means it is divisible by 2 with no remainder.

Perfect square: no (a square number or perfect square is an integer that is the square of an integer).

Perfect number: no, because the sum of its proper divisors is 242 (perfect number is a positive integer that is equal to the sum of its proper divisors).

Number: Prime number: | 471 no | 472 no | 473 no | 474 no | 475 no | 476 no | 477 no | 478 no | 479 yes | 480 no | 481 no | 482 no | 483 no | 484 no | 485 no |
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