56949664 has 12 divisors (see below), whose sum is σ = 112119714. Its totient is φ = 28474816.

The previous prime is 56949653. The next prime is 56949671. The reversal of 56949664 is 46694965.

It can be written as a sum of positive squares in only one way, i.e., 28944400 + 28005264 = 5380^2 + 5292^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 889807 + ... + 889870.

Almost surely, 2^56949664 is an apocalyptic number.

It is an amenable number.

56949664 is a deficient number, since it is larger than the sum of its proper divisors (55170050).

56949664 is a wasteful number, since it uses less digits than its factorization.

56949664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1779687 (or 1779679 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 49.

The square root of 56949664 is about 7546.5001159478. The cubic root of 56949664 is about 384.7367942948.

The spelling of 56949664 in words is "fifty-six million, nine hundred forty-nine thousand, six hundred sixty-four".