57168564 has 24 divisors (see below), whose sum is σ = 133560000. Its totient is φ = 19032384.

The previous prime is 57168523. The next prime is 57168571. The reversal of 57168564 is 46586175.

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, 8937 + ... + 13935.

It is an arithmetic number, because the mean of its divisors is an integer number (5565000).

Almost surely, 2^57168564 is an apocalyptic number.

It is an amenable number.

57168564 is an abundant number, since it is smaller than the sum of its proper divisors (76391436).

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

57168564 is a wasteful number, since it uses less digits than its factorization.

57168564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5959 (or 5957 counting only the distinct ones).

The product of its digits is 201600, while the sum is 42.

The square root of 57168564 is about 7560.9896177683. The cubic root of 57168564 is about 385.2291074645.

The spelling of 57168564 in words is "fifty-seven million, one hundred sixty-eight thousand, five hundred sixty-four".