566925589 has 2 divisors, whose sum is σ = 566925590. Its totient is φ = 566925588.

The previous prime is 566925547. The next prime is 566925637. The reversal of 566925589 is 985529665.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 565012900 + 1912689 = 23770^2 + 1383^2 .

It is a cyclic number.

It is not a de Polignac number, because 566925589 - 2⁹ = 566925077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (566925509) 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 as a sum of consecutive naturals, namely, 283462794 + 283462795.

It is an arithmetic number, because the mean of its divisors is an integer number (283462795).

Almost surely, 2^566925589 is an apocalyptic number.

It is an amenable number.

566925589 is a deficient number, since it is larger than the sum of its proper divisors (1).

566925589 is an equidigital number, since it uses as much as digits as its factorization.

566925589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832000, while the sum is 55.

The square root of 566925589 is about 23810.1992641809. The cubic root of 566925589 is about 827.6410442215.

The spelling of 566925589 in words is "five hundred sixty-six million, nine hundred twenty-five thousand, five hundred eighty-nine".