57164664 has 16 divisors (see below), whose sum is σ = 142911720. Its totient is φ = 19054880.

The previous prime is 57164633. The next prime is 57164669. The reversal of 57164664 is 46646175.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57164669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1190907 + ... + 1190954.

Almost surely, 2^57164664 is an apocalyptic number.

It is an amenable number.

57164664 is an abundant number, since it is smaller than the sum of its proper divisors (85747056).

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

57164664 is a wasteful number, since it uses less digits than its factorization.

57164664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2381870 (or 2381866 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 57164664 is about 7560.7317106217. The cubic root of 57164664 is about 385.2203472439.

The spelling of 57164664 in words is "fifty-seven million, one hundred sixty-four thousand, six hundred sixty-four".