56604617 has 2 divisors, whose sum is σ = 56604618. Its totient is φ = 56604616.

The previous prime is 56604599. The next prime is 56604631. The reversal of 56604617 is 71640665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42981136 + 13623481 = 6556^2 + 3691^2 .

It is a cyclic number.

It is not a de Polignac number, because 56604617 - 2²⁰ = 55556041 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56604697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28302308 + 28302309.

It is an arithmetic number, because the mean of its divisors is an integer number (28302309).

Almost surely, 2^56604617 is an apocalyptic number.

It is an amenable number.

56604617 is a deficient number, since it is larger than the sum of its proper divisors (1).

56604617 is an equidigital number, since it uses as much as digits as its factorization.

56604617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 56604617 is about 7523.6039901101. The cubic root of 56604617 is about 383.9582044535.

The spelling of 56604617 in words is "fifty-six million, six hundred four thousand, six hundred seventeen".