56965539 has 8 divisors (see below), whose sum is σ = 76061440. Its totient is φ = 37923336.

The previous prime is 56965529. The next prime is 56965543. The reversal of 56965539 is 93556965.

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

It is not a de Polignac number, because 56965539 - 2¹⁷ = 56834467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56965529) 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, 10879 + ... + 15240.

It is an arithmetic number, because the mean of its divisors is an integer number (9507680).

Almost surely, 2^56965539 is an apocalyptic number.

56965539 is a deficient number, since it is larger than the sum of its proper divisors (19095901).

56965539 is a wasteful number, since it uses less digits than its factorization.

56965539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26849.

The product of its digits is 1093500, while the sum is 48.

The square root of 56965539 is about 7547.5518547407. The cubic root of 56965539 is about 384.7725400671.

The spelling of 56965539 in words is "fifty-six million, nine hundred sixty-five thousand, five hundred thirty-nine".