57116574 has 24 divisors (see below), whose sum is σ = 123984432. Its totient is φ = 19003200.

The previous prime is 57116561. The next prime is 57116581. The reversal of 57116574 is 47561175.

57116574 is a `hidden beast` number, since 5 + 71 + 16 + 574 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7999 + ... + 13349.

It is an arithmetic number, because the mean of its divisors is an integer number (5166018).

Almost surely, 2^57116574 is an apocalyptic number.

57116574 is an abundant number, since it is smaller than the sum of its proper divisors (66867858).

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

57116574 is a wasteful number, since it uses less digits than its factorization.

57116574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5952 (or 5949 counting only the distinct ones).

The product of its digits is 29400, while the sum is 36.

The square root of 57116574 is about 7557.5507937426. The cubic root of 57116574 is about 385.1122942240.

The spelling of 57116574 in words is "fifty-seven million, one hundred sixteen thousand, five hundred seventy-four".