56809712 has 20 divisors (see below), whose sum is σ = 110227320. Its totient is φ = 28363968.

The previous prime is 56809667. The next prime is 56809721. The reversal of 56809712 is 21790865.

56809712 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-3 number, since 3×56809712³ (a number of 24 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 11123 + ... + 15405.

It is an arithmetic number, because the mean of its divisors is an integer number (5511366).

Almost surely, 2^56809712 is an apocalyptic number.

It is an amenable number.

56809712 is a deficient number, since it is larger than the sum of its proper divisors (53417608).

56809712 is a wasteful number, since it uses less digits than its factorization.

56809712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5120 (or 5114 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 56809712 is about 7537.2217693259. The cubic root of 56809712 is about 384.4213762714.

The spelling of 56809712 in words is "fifty-six million, eight hundred nine thousand, seven hundred twelve".