57009964 has 12 divisors (see below), whose sum is σ = 108837288. Its totient is φ = 25913600.

The previous prime is 57009941. The next prime is 57009971. The reversal of 57009964 is 46990075.

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, 647797 + ... + 647884.

It is an arithmetic number, because the mean of its divisors is an integer number (9069774).

Almost surely, 2^57009964 is an apocalyptic number.

It is an amenable number.

57009964 is a deficient number, since it is larger than the sum of its proper divisors (51827324).

57009964 is a wasteful number, since it uses less digits than its factorization.

57009964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295696 (or 1295694 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 57009964 is about 7550.4942884556. The cubic root of 57009964 is about 384.8725366546.

The spelling of 57009964 in words is "fifty-seven million, nine thousand, nine hundred sixty-four".