56166610 has 24 divisors (see below), whose sum is σ = 102478860. Its totient is φ = 22162464.

The previous prime is 56166599. The next prime is 56166611. The reversal of 56166610 is 1666165.

It can be written as a sum of positive squares in 2 ways, for example, as 56115081 + 51529 = 7491^2 + 227^2 .

It is not an unprimeable number, because it can be changed into a prime (56166611) 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 11 ways as a sum of consecutive naturals, for example, 247317 + ... + 247543.

Almost surely, 2^56166610 is an apocalyptic number.

56166610 is a deficient number, since it is larger than the sum of its proper divisors (46312250).

56166610 is a wasteful number, since it uses less digits than its factorization.

56166610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570 (or 343 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 56166610 is about 7494.4386047255. The cubic root of 56166610 is about 382.9652816846.

The spelling of 56166610 in words is "fifty-six million, one hundred sixty-six thousand, six hundred ten".