116885 has 8 divisors (see below), whose sum is σ = 142296. Its totient is φ = 92160.

The previous prime is 116881. The next prime is 116903. The reversal of 116885 is 588611.

It can be written as a sum of positive squares in 4 ways, for example, as 20164 + 96721 = 142^2 + 311^2 .

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

It is not a de Polignac number, because 116885 - 2² = 116881 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 365 + ... + 605.

It is an arithmetic number, because the mean of its divisors is an integer number (17787).

2¹¹⁶⁸⁸⁵ is an apocalyptic number.

It is an amenable number.

116885 is a deficient number, since it is larger than the sum of its proper divisors (25411).

116885 is an equidigital number, since it uses as much as digits as its factorization.

116885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343.

The product of its digits is 1920, while the sum is 29.

The square root of 116885 is about 341.8844834151. The cubic root of 116885 is about 48.8937026558.

It can be divided in two parts, 116 and 885, that added together give a palindrome (1001).

The spelling of 116885 in words is "one hundred sixteen thousand, eight hundred eighty-five".