56745384 has 48 divisors (see below), whose sum is σ = 144494400. Its totient is φ = 18567744.

The previous prime is 56745379. The next prime is 56745391. The reversal of 56745384 is 48354765.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 327922 + ... + 328094.

It is an arithmetic number, because the mean of its divisors is an integer number (3010300).

Almost surely, 2^56745384 is an apocalyptic number.

It is an amenable number.

56745384 is an abundant number, since it is smaller than the sum of its proper divisors (87749016).

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

56745384 is a wasteful number, since it uses less digits than its factorization.

56745384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434 (or 257 counting only the distinct ones).

The product of its digits is 403200, while the sum is 42.

The square root of 56745384 is about 7532.9532057487. The cubic root of 56745384 is about 384.2762226981.

The spelling of 56745384 in words is "fifty-six million, seven hundred forty-five thousand, three hundred eighty-four".