258339 has 4 divisors (see below), whose sum is σ = 344456. Its totient is φ = 172224.

The previous prime is 258337. The next prime is 258353. The reversal of 258339 is 933852.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 258339 - 2¹ = 258337 is a prime.

It is an Ulam number.

It is a D-number.

It is a Duffinian number.

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (258331) 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, 43054 + ... + 43059.

It is an arithmetic number, because the mean of its divisors is an integer number (86114).

2²⁵⁸³³⁹ is an apocalyptic number.

258339 is a deficient number, since it is larger than the sum of its proper divisors (86117).

258339 is an equidigital number, since it uses as much as digits as its factorization.

258339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86116.

The product of its digits is 6480, while the sum is 30.

The square root of 258339 is about 508.2705972216. The cubic root of 258339 is about 63.6888379178.

The spelling of 258339 in words is "two hundred fifty-eight thousand, three hundred thirty-nine".