259044 has 12 divisors (see below), whose sum is σ = 604464. Its totient is φ = 86344.

The previous prime is 259033. The next prime is 259099. The reversal of 259044 is 440952.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

259044 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10782 + ... + 10805.

It is an arithmetic number, because the mean of its divisors is an integer number (50372).

2²⁵⁹⁰⁴⁴ is an apocalyptic number.

It is an amenable number.

259044 is an abundant number, since it is smaller than the sum of its proper divisors (345420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

259044 is a wasteful number, since it uses less digits than its factorization.

259044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21594 (or 21592 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 259044 is about 508.9636529262. The cubic root of 259044 is about 63.7467203234.

Adding to 259044 its reverse (440952), we get a palindrome (699996).

The spelling of 259044 in words is "two hundred fifty-nine thousand, forty-four".