116031720 has 128 divisors (see below), whose sum is σ = 406425600. Its totient is φ = 25948416.

The previous prime is 116031709. The next prime is 116031733. The reversal of 116031720 is 27130611.

It is a super-3 number, since 3×116031720³ (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38011 + ... + 40949.

It is an arithmetic number, because the mean of its divisors is an integer number (3175200).

Almost surely, 2^116031720 is an apocalyptic number.

116031720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116031720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203212800).

116031720 is an abundant number, since it is smaller than the sum of its proper divisors (290393880).

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

116031720 is a wasteful number, since it uses less digits than its factorization.

116031720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3007 (or 3003 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 116031720 is about 10771.8020776470. The cubic root of 116031720 is about 487.7443456213.

The spelling of 116031720 in words is "one hundred sixteen million, thirty-one thousand, seven hundred twenty".