56165606 has 16 divisors (see below), whose sum is σ = 96391680. Its totient is φ = 24044040.

The previous prime is 56165587. The next prime is 56165621. The reversal of 56165606 is 60656165.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15605 + ... + 18863.

It is an arithmetic number, because the mean of its divisors is an integer number (6024480).

Almost surely, 2^56165606 is an apocalyptic number.

56165606 is a deficient number, since it is larger than the sum of its proper divisors (40226074).

56165606 is a wasteful number, since it uses less digits than its factorization.

56165606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4499.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 56165606 is about 7494.3716214236. The cubic root of 56165606 is about 382.9629997865.

The spelling of 56165606 in words is "fifty-six million, one hundred sixty-five thousand, six hundred six".