56594540 has 24 divisors (see below), whose sum is σ = 125104560. Its totient is φ = 21446208.

The previous prime is 56594539. The next prime is 56594543. The reversal of 56594540 is 4549565.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 56594494 and 56594503.

It is not an unprimeable number, because it can be changed into a prime (56594543) 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, 74087 + ... + 74846.

It is an arithmetic number, because the mean of its divisors is an integer number (5212690).

Almost surely, 2^56594540 is an apocalyptic number.

It is an amenable number.

56594540 is an abundant number, since it is smaller than the sum of its proper divisors (68510020).

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

56594540 is a wasteful number, since it uses less digits than its factorization.

56594540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148961 (or 148959 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 38.

The square root of 56594540 is about 7522.9342679569. The cubic root of 56594540 is about 383.9354184650.

The spelling of 56594540 in words is "fifty-six million, five hundred ninety-four thousand, five hundred forty".