116231820 has 24 divisors (see below), whose sum is σ = 325449264. Its totient is φ = 30995136.

The previous prime is 116231783. The next prime is 116231821. The reversal of 116231820 is 28132611.

It is not an unprimeable number, because it can be changed into a prime (116231821) 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, 968539 + ... + 968658.

It is an arithmetic number, because the mean of its divisors is an integer number (13560386).

Almost surely, 2^116231820 is an apocalyptic number.

116231820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116231820 is an abundant number, since it is smaller than the sum of its proper divisors (209217444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

116231820 is a wasteful number, since it uses less digits than its factorization.

116231820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1937209 (or 1937207 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 116231820 is about 10781.0862161472. The cubic root of 116231820 is about 488.0245609335.

The spelling of 116231820 in words is "one hundred sixteen million, two hundred thirty-one thousand, eight hundred twenty".