57304056 has 32 divisors (see below), whose sum is σ = 143452800. Its totient is φ = 19075680.

The previous prime is 57304043. The next prime is 57304081. The reversal of 57304056 is 65040375.

It is a super-2 number, since 2×57304056² = 6567509668102272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27085 + ... + 29123.

It is an arithmetic number, because the mean of its divisors is an integer number (4482900).

Almost surely, 2^57304056 is an apocalyptic number.

It is an amenable number.

57304056 is an abundant number, since it is smaller than the sum of its proper divisors (86148744).

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

57304056 is a wasteful number, since it uses less digits than its factorization.

57304056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3219 (or 3215 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 57304056 is about 7569.9442534275. The cubic root of 57304056 is about 385.5332039679.

The spelling of 57304056 in words is "fifty-seven million, three hundred four thousand, fifty-six".