56976511 has 8 divisors (see below), whose sum is σ = 58487184. Its totient is φ = 55471680.

The previous prime is 56976473. The next prime is 56976523. The reversal of 56976511 is 11567965.

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 56976511 - 2¹³ = 56968319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56976011) 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, 24000 + ... + 26266.

It is an arithmetic number, because the mean of its divisors is an integer number (7310898).

Almost surely, 2^56976511 is an apocalyptic number.

56976511 is a deficient number, since it is larger than the sum of its proper divisors (1510673).

56976511 is a wasteful number, since it uses less digits than its factorization.

56976511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2921.

The product of its digits is 56700, while the sum is 40.

The square root of 56976511 is about 7548.2786779504. The cubic root of 56976511 is about 384.7972418627.

The spelling of 56976511 in words is "fifty-six million, nine hundred seventy-six thousand, five hundred eleven".