58491 has 12 divisors (see below), whose sum is σ = 86632. Its totient is φ = 38016.

The previous prime is 58481. The next prime is 58511. The reversal of 58491 is 19485.

It is not a de Polignac number, because 58491 - 2⁶ = 58427 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 9.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 58491.

It is not an unprimeable number, because it can be changed into a prime (58411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 555 + ... + 651.

2⁵⁸⁴⁹¹ is an apocalyptic number.

58491 is a deficient number, since it is larger than the sum of its proper divisors (28141).

58491 is a wasteful number, since it uses less digits than its factorization.

58491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170 (or 167 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The square root of 58491 is about 241.8491265231. The cubic root of 58491 is about 38.8176895283.

The spelling of 58491 in words is "fifty-eight thousand, four hundred ninety-one".