117926180 has 24 divisors (see below), whose sum is σ = 256185720. Its totient is φ = 45543680.

The previous prime is 117926177. The next prime is 117926183. The reversal of 117926180 is 81629711.

It is an interprime number because it is at equal distance from previous prime (117926177) and next prime (117926183).

It can be written as a sum of positive squares in 4 ways, for example, as 24068836 + 93857344 = 4906^2 + 9688^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 117926180.

It is not an unprimeable number, because it can be changed into a prime (117926183) 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, 101081 + ... + 102240.

It is an arithmetic number, because the mean of its divisors is an integer number (10674405).

Almost surely, 2^117926180 is an apocalyptic number.

117926180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117926180 is an abundant number, since it is smaller than the sum of its proper divisors (138259540).

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

117926180 is a wasteful number, since it uses less digits than its factorization.

117926180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203359 (or 203357 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 35.

The square root of 117926180 is about 10859.3821187027. The cubic root of 117926180 is about 490.3845100744.

The spelling of 117926180 in words is "one hundred seventeen million, nine hundred twenty-six thousand, one hundred eighty".