56528012 has 12 divisors (see below), whose sum is σ = 101337096. Its totient is φ = 27574560.

The previous prime is 56527969. The next prime is 56528023. The reversal of 56528012 is 21082565.

56528012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×56528012² = 6390832281344288, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172178 + ... + 172505.

It is an arithmetic number, because the mean of its divisors is an integer number (8444758).

Almost surely, 2^56528012 is an apocalyptic number.

It is an amenable number.

56528012 is a deficient number, since it is larger than the sum of its proper divisors (44809084).

56528012 is a wasteful number, since it uses less digits than its factorization.

56528012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344728 (or 344726 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 56528012 is about 7518.5112888124. The cubic root of 56528012 is about 383.7849182541.

The spelling of 56528012 in words is "fifty-six million, five hundred twenty-eight thousand, twelve".