56075689 has 2 divisors, whose sum is σ = 56075690. Its totient is φ = 56075688.

The previous prime is 56075681. The next prime is 56075711. The reversal of 56075689 is 98657065.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42680089 + 13395600 = 6533^2 + 3660^2 .

It is a cyclic number.

It is not a de Polignac number, because 56075689 - 2³ = 56075681 is a prime.

It is not a weakly prime, because it can be changed into another prime (56075681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28037844 + 28037845.

It is an arithmetic number, because the mean of its divisors is an integer number (28037845).

Almost surely, 2^56075689 is an apocalyptic number.

It is an amenable number.

56075689 is a deficient number, since it is larger than the sum of its proper divisors (1).

56075689 is an equidigital number, since it uses as much as digits as its factorization.

56075689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 453600, while the sum is 46.

The square root of 56075689 is about 7488.3702499276. The cubic root of 56075689 is about 382.7585254426.

The spelling of 56075689 in words is "fifty-six million, seventy-five thousand, six hundred eighty-nine".