604589 has 2 divisors, whose sum is σ = 604590. Its totient is φ = 604588.

The previous prime is 604579. The next prime is 604603. The reversal of 604589 is 985406.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 504100 + 100489 = 710^2 + 317^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-604589 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 (604529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302294 + 302295.

It is an arithmetic number, because the mean of its divisors is an integer number (302295).

2⁶⁰⁴⁵⁸⁹ is an apocalyptic number.

It is an amenable number.

604589 is a deficient number, since it is larger than the sum of its proper divisors (1).

604589 is an equidigital number, since it uses as much as digits as its factorization.

604589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 604589 is about 777.5532136131. The cubic root of 604589 is about 84.5577491169.

The spelling of 604589 in words is "six hundred four thousand, five hundred eighty-nine".