56984580 has 48 divisors (see below), whose sum is σ = 177287040. Its totient is φ = 15195744.

The previous prime is 56984569. The next prime is 56984581. The reversal of 56984580 is 8548965.

56984580 is a `hidden beast` number, since 5 + 69 + 8 + 4 + 580 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (56984581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52224 + ... + 53303.

It is an arithmetic number, because the mean of its divisors is an integer number (3693480).

Almost surely, 2^56984580 is an apocalyptic number.

It is an amenable number.

56984580 is an abundant number, since it is smaller than the sum of its proper divisors (120302460).

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

56984580 is a wasteful number, since it uses less digits than its factorization.

56984580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105545 (or 105537 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

The square root of 56984580 is about 7548.8131517478. The cubic root of 56984580 is about 384.8154059700.

The spelling of 56984580 in words is "fifty-six million, nine hundred eighty-four thousand, five hundred eighty".