117683688 has 64 divisors (see below), whose sum is σ = 305233920. Its totient is φ = 37771200.

The previous prime is 117683681. The next prime is 117683689. The reversal of 117683688 is 886386711.

It is not an unprimeable number, because it can be changed into a prime (117683681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272833 + ... + 273263.

It is an arithmetic number, because the mean of its divisors is an integer number (4769280).

Almost surely, 2^117683688 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 117683688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152616960).

117683688 is an abundant number, since it is smaller than the sum of its proper divisors (187550232).

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

117683688 is a wasteful number, since it uses less digits than its factorization.

117683688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838 (or 834 counting only the distinct ones).

The product of its digits is 387072, while the sum is 48.

The square root of 117683688 is about 10848.2112811283. The cubic root of 117683688 is about 490.0481529798.

The spelling of 117683688 in words is "one hundred seventeen million, six hundred eighty-three thousand, six hundred eighty-eight".