56313666 has 24 divisors (see below), whose sum is σ = 124317180. Its totient is φ = 18416736.

The previous prime is 56313659. The next prime is 56313709. The reversal of 56313666 is 66631365.

It is a happy number.

56313666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 55935441 + 378225 = 7479^2 + 615^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 56313666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28561 + ... + 30468.

Almost surely, 2^56313666 is an apocalyptic number.

56313666 is an abundant number, since it is smaller than the sum of its proper divisors (68003514).

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

56313666 is a wasteful number, since it uses less digits than its factorization.

56313666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59090 (or 59087 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

The square root of 56313666 is about 7504.2431996838. The cubic root of 56313666 is about 383.2992183041.

The spelling of 56313666 in words is "fifty-six million, three hundred thirteen thousand, six hundred sixty-six".