259589 has 4 divisors (see below), whose sum is σ = 283200. Its totient is φ = 235980.

The previous prime is 259583. The next prime is 259603. The reversal of 259589 is 985952.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-259589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11789 + ... + 11810.

It is an arithmetic number, because the mean of its divisors is an integer number (70800).

2²⁵⁹⁵⁸⁹ is an apocalyptic number.

It is an amenable number.

259589 is a deficient number, since it is larger than the sum of its proper divisors (23611).

259589 is a wasteful number, since it uses less digits than its factorization.

259589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23610.

The product of its digits is 32400, while the sum is 38.

The square root of 259589 is about 509.4987733057. The cubic root of 259589 is about 63.7913943641.

It can be divided in two parts, 259 and 589, that added together give a palindrome (848).

The spelling of 259589 in words is "two hundred fifty-nine thousand, five hundred eighty-nine".