56922418 has 24 divisors (see below), whose sum is σ = 102753900. Its totient is φ = 23552928.

The previous prime is 56922379. The next prime is 56922431. The reversal of 56922418 is 81422965.

It can be written as a sum of positive squares in 2 ways, for example, as 56205009 + 717409 = 7497^2 + 847^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7173 + ... + 12856.

Almost surely, 2^56922418 is an apocalyptic number.

56922418 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

56922418 is a deficient number, since it is larger than the sum of its proper divisors (45831482).

56922418 is a wasteful number, since it uses less digits than its factorization.

56922418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20074 (or 20067 counting only the distinct ones).

The product of its digits is 34560, while the sum is 37.

The square root of 56922418 is about 7544.6946922987. The cubic root of 56922418 is about 384.6754289293.

The spelling of 56922418 in words is "fifty-six million, nine hundred twenty-two thousand, four hundred eighteen".