56936811 has 8 divisors (see below), whose sum is σ = 75960720. Its totient is φ = 37935392.

The previous prime is 56936807. The next prime is 56936827. The reversal of 56936811 is 11863965.

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 56936811 - 2² = 56936807 is a prime.

It is a super-3 number, since 3×56936811³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56936811.

It is not an unprimeable number, because it can be changed into a prime (56936311) 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, 1621 + ... + 10793.

It is an arithmetic number, because the mean of its divisors is an integer number (9495090).

Almost surely, 2^56936811 is an apocalyptic number.

56936811 is a deficient number, since it is larger than the sum of its proper divisors (19023909).

56936811 is a wasteful number, since it uses less digits than its factorization.

56936811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11245.

The product of its digits is 38880, while the sum is 39.

The square root of 56936811 is about 7545.6484810783. The cubic root of 56936811 is about 384.7078482997.

The spelling of 56936811 in words is "fifty-six million, nine hundred thirty-six thousand, eight hundred eleven".