117685792 has 48 divisors (see below), whose sum is σ = 265749120. Its totient is φ = 50254848.

The previous prime is 117685759. The next prime is 117685801. The reversal of 117685792 is 297586711.

It is a happy number.

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, 74709 + ... + 76267.

It is an arithmetic number, because the mean of its divisors is an integer number (5536440).

Almost surely, 2^117685792 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 117685792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132874560).

117685792 is an abundant number, since it is smaller than the sum of its proper divisors (148063328).

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

117685792 is a wasteful number, since it uses less digits than its factorization.

117685792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1913 (or 1905 counting only the distinct ones).

The product of its digits is 211680, while the sum is 46.

The square root of 117685792 is about 10848.3082552074. The cubic root of 117685792 is about 490.0510733936.

It can be divided in two parts, 1176 and 85792, that added together give a palindrome (86968).

The spelling of 117685792 in words is "one hundred seventeen million, six hundred eighty-five thousand, seven hundred ninety-two".