258592 has 12 divisors (see below), whose sum is σ = 509166. Its totient is φ = 129280.

The previous prime is 258581. The next prime is 258607. The reversal of 258592 is 295852.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 234256 + 24336 = 484^2 + 156^2 .

It is a congruent number.

It is an unprimeable number.

258592 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 as a sum of consecutive naturals, namely, 4009 + ... + 4072.

2²⁵⁸⁵⁹² is an apocalyptic number.

It is an amenable number.

258592 is a deficient number, since it is larger than the sum of its proper divisors (250574).

258592 is an equidigital number, since it uses as much as digits as its factorization.

258592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8091 (or 8083 counting only the distinct ones).

The product of its digits is 7200, while the sum is 31.

The square root of 258592 is about 508.5194194915. The cubic root of 258592 is about 63.7096220022.

The spelling of 258592 in words is "two hundred fifty-eight thousand, five hundred ninety-two".