117790120 has 96 divisors (see below), whose sum is σ = 324626400. Its totient is φ = 38247552.

The previous prime is 117790103. The next prime is 117790133. The reversal of 117790120 is 21097711.

It is a super-2 number, since 2×117790120² = 27749024739228800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35659 + ... + 38821.

It is an arithmetic number, because the mean of its divisors is an integer number (3381525).

Almost surely, 2^117790120 is an apocalyptic number.

117790120 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 117790120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162313200).

117790120 is an abundant number, since it is smaller than the sum of its proper divisors (206836280).

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

117790120 is a wasteful number, since it uses less digits than its factorization.

117790120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3207 (or 3196 counting only the distinct ones).

The product of its (nonzero) digits is 882, while the sum is 28.

The square root of 117790120 is about 10853.1156816833. The cubic root of 117790120 is about 490.1958400848.

The spelling of 117790120 in words is "one hundred seventeen million, seven hundred ninety thousand, one hundred twenty".