56529648 has 60 divisors (see below), whose sum is σ = 180808368. Its totient is φ = 16151040.

The previous prime is 56529623. The next prime is 56529661. The reversal of 56529648 is 84692565.

56529648 is a `hidden beast` number, since 565 + 29 + 64 + 8 = 666.

It is a super-2 number, since 2×56529648² = 6391202206007808, 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 11 ways as a sum of consecutive naturals, for example, 27033 + ... + 29048.

Almost surely, 2^56529648 is an apocalyptic number.

It is an amenable number.

56529648 is an abundant number, since it is smaller than the sum of its proper divisors (124278720).

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

56529648 is a wasteful number, since it uses less digits than its factorization.

56529648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56102 (or 56093 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 56529648 is about 7518.6200861594. The cubic root of 56529648 is about 383.7886206431.

The spelling of 56529648 in words is "fifty-six million, five hundred twenty-nine thousand, six hundred forty-eight".