56818416 has 40 divisors (see below), whose sum is σ = 149276160. Its totient is φ = 18617536.

The previous prime is 56818409. The next prime is 56818427. The reversal of 56818416 is 61481865.

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, 7200 + ... + 12863.

It is an arithmetic number, because the mean of its divisors is an integer number (3731904).

Almost surely, 2^56818416 is an apocalyptic number.

It is an amenable number.

56818416 is an abundant number, since it is smaller than the sum of its proper divisors (92457744).

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

56818416 is a wasteful number, since it uses less digits than its factorization.

56818416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20133 (or 20127 counting only the distinct ones).

The product of its digits is 46080, while the sum is 39.

The square root of 56818416 is about 7537.7991482926. The cubic root of 56818416 is about 384.4410080835.

The spelling of 56818416 in words is "fifty-six million, eight hundred eighteen thousand, four hundred sixteen".