116589 has 8 divisors (see below), whose sum is σ = 169632. Its totient is φ = 70640.

The previous prime is 116579. The next prime is 116593. The reversal of 116589 is 985611.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 116589 - 2⁷ = 116461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1734 + ... + 1799.

It is an arithmetic number, because the mean of its divisors is an integer number (21204).

2¹¹⁶⁵⁸⁹ is an apocalyptic number.

It is an amenable number.

116589 is a deficient number, since it is larger than the sum of its proper divisors (53043).

116589 is a wasteful number, since it uses less digits than its factorization.

116589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3547.

The product of its digits is 2160, while the sum is 30.

The square root of 116589 is about 341.4513142455. The cubic root of 116589 is about 48.8523949032.

The spelling of 116589 in words is "one hundred sixteen thousand, five hundred eighty-nine".