117607992 has 32 divisors (see below), whose sum is σ = 304160400. Its totient is φ = 37850624.

The previous prime is 117607991. The next prime is 117607999. The reversal of 117607992 is 299706711.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117607991) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 83793 + ... + 85184.

Almost surely, 2^117607992 is an apocalyptic number.

117607992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

117607992 is an abundant number, since it is smaller than the sum of its proper divisors (186552408).

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

117607992 is a wasteful number, since it uses less digits than its factorization.

117607992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169015 (or 169011 counting only the distinct ones).

The product of its (nonzero) digits is 47628, while the sum is 42.

The square root of 117607992 is about 10844.7218498217. The cubic root of 117607992 is about 489.9430615500.

The spelling of 117607992 in words is "one hundred seventeen million, six hundred seven thousand, nine hundred ninety-two".