234589 has 2 divisors, whose sum is σ = 234590. Its totient is φ = 234588.

The previous prime is 234587. The next prime is 234599. The reversal of 234589 is 985432.

234589 is nontrivially palindromic in base 15.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 220900 + 13689 = 470^2 + 117^2 .

It is a cyclic number.

It is not a de Polignac number, because 234589 - 2¹ = 234587 is a prime.

Together with 234587, it forms a pair of twin primes.

It is an alternating number because its digits alternate between even and odd.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 234589.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117294 + 117295.

It is an arithmetic number, because the mean of its divisors is an integer number (117295).

2²³⁴⁵⁸⁹ is an apocalyptic number.

It is an amenable number.

234589 is a deficient number, since it is larger than the sum of its proper divisors (1).

234589 is an equidigital number, since it uses as much as digits as its factorization.

234589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 31.

The square root of 234589 is about 484.3438860975. The cubic root of 234589 is about 61.6740612835.

The spelling of 234589 in words is "two hundred thirty-four thousand, five hundred eighty-nine".