479404589 has 2 divisors, whose sum is σ = 479404590. Its totient is φ = 479404588.

The previous prime is 479404577. The next prime is 479404609. The reversal of 479404589 is 985404974.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 469588900 + 9815689 = 21670^2 + 3133^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-479404589 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (479404529) 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, 239702294 + 239702295.

It is an arithmetic number, because the mean of its divisors is an integer number (239702295).

Almost surely, 2^479404589 is an apocalyptic number.

It is an amenable number.

479404589 is a deficient number, since it is larger than the sum of its proper divisors (1).

479404589 is an equidigital number, since it uses as much as digits as its factorization.

479404589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1451520, while the sum is 50.

The square root of 479404589 is about 21895.3097488937. The cubic root of 479404589 is about 782.6496504942.

The spelling of 479404589 in words is "four hundred seventy-nine million, four hundred four thousand, five hundred eighty-nine".