116285 has 8 divisors (see below), whose sum is σ = 150360. Its totient is φ = 85824.

The previous prime is 116279. The next prime is 116293. The reversal of 116285 is 582611.

Added to its reverse (582611) it gives a square (698896 = 836²).

It can be written as a sum of positive squares in 4 ways, for example, as 17689 + 98596 = 133^2 + 314^2 .

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 116285 - 2⁴ = 116269 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 116285.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 830 + ... + 959.

It is an arithmetic number, because the mean of its divisors is an integer number (18795).

2¹¹⁶²⁸⁵ is an apocalyptic number.

It is an amenable number.

116285 is a deficient number, since it is larger than the sum of its proper divisors (34075).

116285 is a wasteful number, since it uses less digits than its factorization.

116285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1807.

The product of its digits is 480, while the sum is 23.

The square root of 116285 is about 341.0058650522. The cubic root of 116285 is about 48.8098978848.

Adding to 116285 its reverse (582611), we get a palindrome (698896).

The spelling of 116285 in words is "one hundred sixteen thousand, two hundred eighty-five".