117278976 has 72 divisors (see below), whose sum is σ = 316247680. Its totient is φ = 38578176.

The previous prime is 117278969. The next prime is 117279061. The reversal of 117278976 is 679872711.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59706 + ... + 61638.

Almost surely, 2^117278976 is an apocalyptic number.

117278976 is a gapful number since it is divisible by the number (16) 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 117278976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158123840).

117278976 is an abundant number, since it is smaller than the sum of its proper divisors (198968704).

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

117278976 is an equidigital number, since it uses as much as digits as its factorization.

117278976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2031 (or 2017 counting only the distinct ones).

The product of its digits is 296352, while the sum is 48.

The square root of 117278976 is about 10829.5418185628. The cubic root of 117278976 is about 489.4857523164.

The spelling of 117278976 in words is "one hundred seventeen million, two hundred seventy-eight thousand, nine hundred seventy-six".