116001720 has 80 divisors (see below), whose sum is σ = 389905560. Its totient is φ = 30932928.

The previous prime is 116001689. The next prime is 116001733. The reversal of 116001720 is 27100611.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 116001693 and 116001702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14662 + ... + 21141.

Almost surely, 2^116001720 is an apocalyptic number.

116001720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116001720 is an abundant number, since it is smaller than the sum of its proper divisors (273903840).

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

116001720 is a wasteful number, since it uses less digits than its factorization.

116001720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35826 (or 35813 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

The square root of 116001720 is about 10770.4094629684. The cubic root of 116001720 is about 487.7023065662.

The spelling of 116001720 in words is "one hundred sixteen million, one thousand, seven hundred twenty".