56455984 has 40 divisors (see below), whose sum is σ = 122929632. Its totient is φ = 24921600.

The previous prime is 56455967. The next prime is 56455999. The reversal of 56455984 is 48955465.

It is a Harshad number since it is a multiple of its sum of digits (46).

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, 1117 + ... + 10684.

Almost surely, 2^56455984 is an apocalyptic number.

It is an amenable number.

56455984 is an abundant number, since it is smaller than the sum of its proper divisors (66473648).

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

56455984 is a wasteful number, since it uses less digits than its factorization.

56455984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11845 (or 11839 counting only the distinct ones).

The product of its digits is 864000, while the sum is 46.

The square root of 56455984 is about 7513.7197179559. The cubic root of 56455984 is about 383.6218427072.

The spelling of 56455984 in words is "fifty-six million, four hundred fifty-five thousand, nine hundred eighty-four".