56707660 has 12 divisors (see below), whose sum is σ = 119086128. Its totient is φ = 22683056.

The previous prime is 56707657. The next prime is 56707667. The reversal of 56707660 is 6670765.

It is not an unprimeable number, because it can be changed into a prime (56707667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1417672 + ... + 1417711.

It is an arithmetic number, because the mean of its divisors is an integer number (9923844).

Almost surely, 2^56707660 is an apocalyptic number.

It is an amenable number.

56707660 is an abundant number, since it is smaller than the sum of its proper divisors (62378468).

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

56707660 is a wasteful number, since it uses less digits than its factorization.

56707660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2835392 (or 2835390 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 56707660 is about 7530.4488578039. The cubic root of 56707660 is about 384.1910489578.

The spelling of 56707660 in words is "fifty-six million, seven hundred seven thousand, six hundred sixty".