57716464 has 20 divisors (see below), whose sum is σ = 120428056. Its totient is φ = 26638272.

The previous prime is 57716459. The next prime is 57716521. The reversal of 57716464 is 46461775.

It is a congruent number.

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, 138534 + ... + 138949.

Almost surely, 2^57716464 is an apocalyptic number.

It is an amenable number.

57716464 is an abundant number, since it is smaller than the sum of its proper divisors (62711592).

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

57716464 is a wasteful number, since it uses less digits than its factorization.

57716464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277504 (or 277498 counting only the distinct ones).

The product of its digits is 141120, while the sum is 40.

The square root of 57716464 is about 7597.1352495530. The cubic root of 57716464 is about 386.4558673955.

The spelling of 57716464 in words is "fifty-seven million, seven hundred sixteen thousand, four hundred sixty-four".