56463885 has 80 divisors (see below), whose sum is σ = 109771200. Its totient is φ = 27661824.

The previous prime is 56463871. The next prime is 56463931. The reversal of 56463885 is 58836465.

56463885 is a `hidden beast` number, since 5 + 6 + 4 + 638 + 8 + 5 = 666.

56463885 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56463885 - 2⁹ = 56463373 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 56463885.

It is a congruent number.

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 79 ways as a sum of consecutive naturals, for example, 406146 + ... + 406284.

It is an arithmetic number, because the mean of its divisors is an integer number (1372140).

Almost surely, 2^56463885 is an apocalyptic number.

It is an amenable number.

56463885 is a deficient number, since it is larger than the sum of its proper divisors (53307315).

56463885 is a wasteful number, since it uses less digits than its factorization.

56463885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232 (or 223 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 56463885 is about 7514.2454711035. The cubic root of 56463885 is about 383.6397377975.

The spelling of 56463885 in words is "fifty-six million, four hundred sixty-three thousand, eight hundred eighty-five".