538589 has 2 divisors, whose sum is σ = 538590. Its totient is φ = 538588.

The previous prime is 538579. The next prime is 538597. The reversal of 538589 is 985835.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 432964 + 105625 = 658^2 + 325^2 .

It is a cyclic number.

It is not a de Polignac number, because 538589 - 2⁸ = 538333 is a prime.

It is a super-2 number, since 2×538589² = 580156221842, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (538519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269294 + 269295.

It is an arithmetic number, because the mean of its divisors is an integer number (269295).

2⁵³⁸⁵⁸⁹ is an apocalyptic number.

It is an amenable number.

538589 is a deficient number, since it is larger than the sum of its proper divisors (1).

538589 is an equidigital number, since it uses as much as digits as its factorization.

538589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 38.

The square root of 538589 is about 733.8862309650. The cubic root of 538589 is about 81.3615399047.

The spelling of 538589 in words is "five hundred thirty-eight thousand, five hundred eighty-nine".