117926928 has 180 divisors, whose sum is σ = 398776560. Its totient is φ = 33638976.

The previous prime is 117926903. The next prime is 117926951. The reversal of 117926928 is 829629711.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 190203 + ... + 190821.

Almost surely, 2^117926928 is an apocalyptic number.

117926928 is a gapful number since it is divisible by the number (18) 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 117926928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199388280).

117926928 is an abundant number, since it is smaller than the sum of its proper divisors (280849632).

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

117926928 is an equidigital number, since it uses as much as digits as its factorization.

117926928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656 (or 631 counting only the distinct ones).

The product of its digits is 108864, while the sum is 45.

The square root of 117926928 is about 10859.4165589133. The cubic root of 117926928 is about 490.3855469005.

The spelling of 117926928 in words is "one hundred seventeen million, nine hundred twenty-six thousand, nine hundred twenty-eight".