56166770 has 32 divisors (see below), whose sum is σ = 111951936. Its totient is φ = 20116800.

The previous prime is 56166749. The next prime is 56166791. The reversal of 56166770 is 7766165.

It is an interprime number because it is at equal distance from previous prime (56166749) and next prime (56166791).

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 3560 + ... + 11180.

It is an arithmetic number, because the mean of its divisors is an integer number (3498498).

Almost surely, 2^56166770 is an apocalyptic number.

56166770 is a deficient number, since it is larger than the sum of its proper divisors (55785166).

56166770 is a wasteful number, since it uses less digits than its factorization.

56166770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7706.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 56166770 is about 7494.4492793000. The cubic root of 56166770 is about 382.9656453311.

The spelling of 56166770 in words is "fifty-six million, one hundred sixty-six thousand, seven hundred seventy".