117085656 has 32 divisors (see below), whose sum is σ = 293045760. Its totient is φ = 38984352.

The previous prime is 117085651. The next prime is 117085669. The reversal of 117085656 is 656580711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117085651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24261 + ... + 28683.

It is an arithmetic number, because the mean of its divisors is an integer number (9157680).

Almost surely, 2^117085656 is an apocalyptic number.

It is an amenable number.

117085656 is an abundant number, since it is smaller than the sum of its proper divisors (175960104).

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

117085656 is a wasteful number, since it uses less digits than its factorization.

117085656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5535 (or 5531 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 39.

The square root of 117085656 is about 10820.6125519769. The cubic root of 117085656 is about 489.2166520041.

The spelling of 117085656 in words is "one hundred seventeen million, eighty-five thousand, six hundred fifty-six".