57704664 has 64 divisors (see below), whose sum is σ = 158047200. Its totient is φ = 17475584.

The previous prime is 57704659. The next prime is 57704687. The reversal of 57704664 is 46640775.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9394 + ... + 14270.

Almost surely, 2^57704664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57704664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79023600).

57704664 is an abundant number, since it is smaller than the sum of its proper divisors (100342536).

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

57704664 is a wasteful number, since it uses less digits than its factorization.

57704664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4932 (or 4928 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 39.

The square root of 57704664 is about 7596.3586013300. The cubic root of 57704664 is about 386.4295289257.

The spelling of 57704664 in words is "fifty-seven million, seven hundred four thousand, six hundred sixty-four".