56084939 has 4 divisors (see below), whose sum is σ = 56159400. Its totient is φ = 56010480.

The previous prime is 56084911. The next prime is 56084947. The reversal of 56084939 is 93948065.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56084939 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56084939.

It is not an unprimeable number, because it can be changed into a prime (56084999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36089 + ... + 37610.

It is an arithmetic number, because the mean of its divisors is an integer number (14039850).

Almost surely, 2^56084939 is an apocalyptic number.

56084939 is a deficient number, since it is larger than the sum of its proper divisors (74461).

56084939 is an equidigital number, since it uses as much as digits as its factorization.

56084939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74460.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 56084939 is about 7488.9878488351. The cubic root of 56084939 is about 382.7795703420.

The spelling of 56084939 in words is "fifty-six million, eighty-four thousand, nine hundred thirty-nine".