117717256 has 16 divisors (see below), whose sum is σ = 221832000. Its totient is φ = 58562064.

The previous prime is 117717241. The next prime is 117717263. The reversal of 117717256 is 652717711.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35380 + ... + 38563.

It is an arithmetic number, because the mean of its divisors is an integer number (13864500).

Almost surely, 2^117717256 is an apocalyptic number.

It is an amenable number.

117717256 is a deficient number, since it is larger than the sum of its proper divisors (104114744).

117717256 is a wasteful number, since it uses less digits than its factorization.

117717256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74148 (or 74144 counting only the distinct ones).

The product of its digits is 20580, while the sum is 37.

The square root of 117717256 is about 10849.7583383226. The cubic root of 117717256 is about 490.0947421967.

The spelling of 117717256 in words is "one hundred seventeen million, seven hundred seventeen thousand, two hundred fifty-six".