117229788 has 48 divisors (see below), whose sum is σ = 327312160. Its totient is φ = 36070272.

The previous prime is 117229771. The next prime is 117229793. The reversal of 117229788 is 887922711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40345 + ... + 43152.

Almost surely, 2^117229788 is an apocalyptic number.

117229788 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

117229788 is an abundant number, since it is smaller than the sum of its proper divisors (210082372).

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

117229788 is a wasteful number, since it uses less digits than its factorization.

117229788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83523 (or 83515 counting only the distinct ones).

The product of its digits is 112896, while the sum is 45.

The square root of 117229788 is about 10827.2705701853. The cubic root of 117229788 is about 489.4173109730.

The spelling of 117229788 in words is "one hundred seventeen million, two hundred twenty-nine thousand, seven hundred eighty-eight".