56423686 has 16 divisors (see below), whose sum is σ = 93370320. Its totient is φ = 25358080.

The previous prime is 56423677. The next prime is 56423693. The reversal of 56423686 is 68632465.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12451 + ... + 16366.

It is an arithmetic number, because the mean of its divisors is an integer number (5835645).

Almost surely, 2^56423686 is an apocalyptic number.

56423686 is a deficient number, since it is larger than the sum of its proper divisors (36946634).

56423686 is a wasteful number, since it uses less digits than its factorization.

56423686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28919.

The product of its digits is 207360, while the sum is 40.

The square root of 56423686 is about 7511.5701421208. The cubic root of 56423686 is about 383.5486731278.

The spelling of 56423686 in words is "fifty-six million, four hundred twenty-three thousand, six hundred eighty-six".