56512306 has 8 divisors (see below), whose sum is σ = 84816540. Its totient is φ = 28240128.

The previous prime is 56512243. The next prime is 56512343. The reversal of 56512306 is 60321565.

It can be written as a sum of positive squares in 2 ways, for example, as 50055625 + 6456681 = 7075^2 + 2541^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2971 + ... + 11038.

Almost surely, 2^56512306 is an apocalyptic number.

56512306 is a deficient number, since it is larger than the sum of its proper divisors (28304234).

56512306 is a wasteful number, since it uses less digits than its factorization.

56512306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16028.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 56512306 is about 7517.4667275619. The cubic root of 56512306 is about 383.7493707792.

The spelling of 56512306 in words is "fifty-six million, five hundred twelve thousand, three hundred six".