32057664 has 28 divisors (see below), whose sum is σ = 84819744. Its totient is φ = 10685824.

The previous prime is 32057659. The next prime is 32057677. The reversal of 32057664 is 46675023.

It is a super-2 number, since 2×32057664² = 2055387642273792, which contains 22 as substring.

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, 83292 + ... + 83675.

Almost surely, 2^32057664 is an apocalyptic number.

It is an amenable number.

32057664 is an abundant number, since it is smaller than the sum of its proper divisors (52762080).

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

32057664 is a wasteful number, since it uses less digits than its factorization.

32057664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166982 (or 166972 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 32057664 is about 5661.9487811177. The cubic root of 32057664 is about 317.6707957409.

The spelling of 32057664 in words is "thirty-two million, fifty-seven thousand, six hundred sixty-four".