57632564 has 12 divisors (see below), whose sum is σ = 110025888. Its totient is φ = 26196600.

The previous prime is 57632539. The next prime is 57632587. The reversal of 57632564 is 46523675.

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, 654872 + ... + 654959.

It is an arithmetic number, because the mean of its divisors is an integer number (9168824).

Almost surely, 2^57632564 is an apocalyptic number.

It is an amenable number.

57632564 is a deficient number, since it is larger than the sum of its proper divisors (52393324).

57632564 is a wasteful number, since it uses less digits than its factorization.

57632564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1309846 (or 1309844 counting only the distinct ones).

The product of its digits is 151200, while the sum is 38.

The square root of 57632564 is about 7591.6114231433. The cubic root of 57632564 is about 386.2685183638.

Subtracting from 57632564 its reverse (46523675), we obtain a square (11108889 = 3333²).

The spelling of 57632564 in words is "fifty-seven million, six hundred thirty-two thousand, five hundred sixty-four".