58239 has 10 divisors (see below), whose sum is σ = 87120. Its totient is φ = 38772.

The previous prime is 58237. The next prime is 58243. The reversal of 58239 is 93285.

It is not a de Polignac number, because 58239 - 2¹ = 58237 is a prime.

It is a super-2 number, since 2×58239² = 6783562242, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58231) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 279 + ... + 440.

It is an arithmetic number, because the mean of its divisors is an integer number (8712).

2⁵⁸²³⁹ is an apocalyptic number.

58239 is a deficient number, since it is larger than the sum of its proper divisors (28881).

58239 is an equidigital number, since it uses as much as digits as its factorization.

It is an anagram of its base 12 representation: 58239 = (29853)₁₂.

58239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731 (or 722 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 58239 is about 241.3275782003. The cubic root of 58239 is about 38.7618624799.

It can be divided in two parts, 5823 and 9, that added together give a cube (5832 = 18³).

The spelling of 58239 in words is "fifty-eight thousand, two hundred thirty-nine".