56424556 has 24 divisors (see below), whose sum is σ = 101754576. Its totient is φ = 27357120.

The previous prime is 56424553. The next prime is 56424587. The reversal of 56424556 is 65542465.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (56424553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67815 + ... + 68641.

It is an arithmetic number, because the mean of its divisors is an integer number (4239774).

Almost surely, 2^56424556 is an apocalyptic number.

It is an amenable number.

56424556 is a deficient number, since it is larger than the sum of its proper divisors (45330020).

56424556 is a wasteful number, since it uses less digits than its factorization.

56424556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1329 (or 1327 counting only the distinct ones).

The product of its digits is 144000, while the sum is 37.

The square root of 56424556 is about 7511.6280525596. The cubic root of 56424556 is about 383.5506444372.

The spelling of 56424556 in words is "fifty-six million, four hundred twenty-four thousand, five hundred fifty-six".