56482840 has 32 divisors (see below), whose sum is σ = 134563680. Its totient is φ = 21263872.

The previous prime is 56482817. The next prime is 56482841. The reversal of 56482840 is 4828465.

It is a super-2 number, since 2×56482840² = 6380622428931200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56482840.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56482841) 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, 40852 + ... + 42211.

It is an arithmetic number, because the mean of its divisors is an integer number (4205115).

Almost surely, 2^56482840 is an apocalyptic number.

It is an amenable number.

56482840 is an abundant number, since it is smaller than the sum of its proper divisors (78080840).

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

56482840 is a wasteful number, since it uses less digits than its factorization.

56482840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83091 (or 83087 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 37.

The square root of 56482840 is about 7515.5066362821. The cubic root of 56482840 is about 383.6826624484.

The spelling of 56482840 in words is "fifty-six million, four hundred eighty-two thousand, eight hundred forty".