56071164 has 12 divisors (see below), whose sum is σ = 130832744. Its totient is φ = 18690384.

The previous prime is 56071163. The next prime is 56071177. The reversal of 56071164 is 46117065.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56071163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2336287 + ... + 2336310.

Almost surely, 2^56071164 is an apocalyptic number.

It is an amenable number.

56071164 is an abundant number, since it is smaller than the sum of its proper divisors (74761580).

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

56071164 is a wasteful number, since it uses less digits than its factorization.

56071164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4672604 (or 4672602 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 56071164 is about 7488.0681086646. The cubic root of 56071164 is about 382.7482296623.

The spelling of 56071164 in words is "fifty-six million, seventy-one thousand, one hundred sixty-four".