117914928 has 120 divisors (see below), whose sum is σ = 331788288. Its totient is φ = 36013824.

The previous prime is 117914911. The next prime is 117914939. The reversal of 117914928 is 829419711.

It is a self number, because there is not a number n which added to its sum of digits gives 117914928.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 928401 + ... + 928527.

Almost surely, 2^117914928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117914928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165894144).

117914928 is an abundant number, since it is smaller than the sum of its proper divisors (213873360).

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

117914928 is a wasteful number, since it uses less digits than its factorization.

117914928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219 (or 184 counting only the distinct ones).

The product of its digits is 36288, while the sum is 42.

The square root of 117914928 is about 10858.8640289857. The cubic root of 117914928 is about 490.3689127970.

The spelling of 117914928 in words is "one hundred seventeen million, nine hundred fourteen thousand, nine hundred twenty-eight".