56724544 has 28 divisors (see below), whose sum is σ = 116197888. Its totient is φ = 27446400.

The previous prime is 56724539. The next prime is 56724553. The reversal of 56724544 is 44542765.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12312 + ... + 16279.

Almost surely, 2^56724544 is an apocalyptic number.

It is an amenable number.

56724544 is an abundant number, since it is smaller than the sum of its proper divisors (59473344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56724544 is a wasteful number, since it uses less digits than its factorization.

56724544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28634 (or 28624 counting only the distinct ones).

The product of its digits is 134400, while the sum is 37.

The square root of 56724544 is about 7531.5698230847. The cubic root of 56724544 is about 384.2291745420.

The spelling of 56724544 in words is "fifty-six million, seven hundred twenty-four thousand, five hundred forty-four".