56166530 has 32 divisors (see below), whose sum is σ = 115858944. Its totient is φ = 19204416.

The previous prime is 56166499. The next prime is 56166541. The reversal of 56166530 is 3566165.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31544 + ... + 33276.

It is an arithmetic number, because the mean of its divisors is an integer number (3620592).

Almost surely, 2^56166530 is an apocalyptic number.

56166530 is an abundant number, since it is smaller than the sum of its proper divisors (59692414).

56166530 is a wasteful number, since it uses less digits than its factorization.

56166530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2210.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 56166530 is about 7494.4332674326. The cubic root of 56166530 is about 382.9650998610.

The spelling of 56166530 in words is "fifty-six million, one hundred sixty-six thousand, five hundred thirty".