56004361 has 12 divisors (see below), whose sum is σ = 65543232. Its totient is φ = 46876536.

The previous prime is 56004353. The next prime is 56004373. The reversal of 56004361 is 16340065.

56004361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56004361 - 2³ = 56004353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56004461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10780 + ... + 15106.

It is an arithmetic number, because the mean of its divisors is an integer number (5461936).

Almost surely, 2^56004361 is an apocalyptic number.

It is an amenable number.

56004361 is a deficient number, since it is larger than the sum of its proper divisors (9538871).

56004361 is an equidigital number, since it uses as much as digits as its factorization.

56004361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4420 (or 4377 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 56004361 is about 7483.6061494443. The cubic root of 56004361 is about 382.5961675977.

It can be divided in two parts, 56004 and 361, that added together give a palindrome (56365).

The spelling of 56004361 in words is "fifty-six million, four thousand, three hundred sixty-one".