56289984 has 28 divisors (see below), whose sum is σ = 148934424. Its totient is φ = 18763264.

The previous prime is 56289971. The next prime is 56289991. The reversal of 56289984 is 48998265.

56289984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 146397 + ... + 146780.

Almost surely, 2^56289984 is an apocalyptic number.

It is an amenable number.

56289984 is an abundant number, since it is smaller than the sum of its proper divisors (92644440).

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

56289984 is a wasteful number, since it uses less digits than its factorization.

56289984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293192 (or 293182 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 51.

The square root of 56289984 is about 7502.6651264734. The cubic root of 56289984 is about 383.2454802243.

The spelling of 56289984 in words is "fifty-six million, two hundred eighty-nine thousand, nine hundred eighty-four".