56168528 has 60 divisors (see below), whose sum is σ = 121531284. Its totient is φ = 24998400.

The previous prime is 56168509. The next prime is 56168537. The reversal of 56168528 is 82586165.

It can be written as a sum of positive squares in 2 ways, for example, as 22202944 + 33965584 = 4712^2 + 5828^2 .

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, 199748 + ... + 200028.

Almost surely, 2^56168528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56168528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60765642).

56168528 is an abundant number, since it is smaller than the sum of its proper divisors (65362756).

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

56168528 is a wasteful number, since it uses less digits than its factorization.

56168528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364 (or 327 counting only the distinct ones).

The product of its digits is 115200, while the sum is 41.

The square root of 56168528 is about 7494.5665651857. The cubic root of 56168528 is about 382.9696408525.

The spelling of 56168528 in words is "fifty-six million, one hundred sixty-eight thousand, five hundred twenty-eight".