56507273 has 8 divisors (see below), whose sum is σ = 59584800. Its totient is φ = 53440128.

The previous prime is 56507263. The next prime is 56507291. The reversal of 56507273 is 37270565.

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

It is a cyclic number.

It is not a de Polignac number, because 56507273 - 2²² = 52312969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56507233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10265 + ... + 14777.

It is an arithmetic number, because the mean of its divisors is an integer number (7448100).

Almost surely, 2^56507273 is an apocalyptic number.

It is an amenable number.

56507273 is a deficient number, since it is larger than the sum of its proper divisors (3077527).

56507273 is a wasteful number, since it uses less digits than its factorization.

56507273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5191.

The product of its (nonzero) digits is 44100, while the sum is 35.

The square root of 56507273 is about 7517.1319663819. The cubic root of 56507273 is about 383.7379781696.

The spelling of 56507273 in words is "fifty-six million, five hundred seven thousand, two hundred seventy-three".