56661060 has 48 divisors (see below), whose sum is σ = 162945216. Its totient is φ = 14700672.

The previous prime is 56661043. The next prime is 56661061. The reversal of 56661060 is 6016665.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (56661061) 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, 10542 + ... + 14981.

It is an arithmetic number, because the mean of its divisors is an integer number (3394692).

Almost surely, 2^56661060 is an apocalyptic number.

It is an amenable number.

56661060 is an abundant number, since it is smaller than the sum of its proper divisors (106284156).

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

56661060 is a wasteful number, since it uses less digits than its factorization.

56661060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25572 (or 25570 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 56661060 is about 7527.3541168195. The cubic root of 56661060 is about 384.0857827017.

The spelling of 56661060 in words is "fifty-six million, six hundred sixty-one thousand, sixty".