117835664 has 20 divisors (see below), whose sum is σ = 229127820. Its totient is φ = 58705920.

The previous prime is 117835657. The next prime is 117835691. The reversal of 117835664 is 466538711.

It can be written as a sum of positive squares in 2 ways, for example, as 61465600 + 56370064 = 7840^2 + 7508^2 .

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, 8609 + ... + 17600.

It is an arithmetic number, because the mean of its divisors is an integer number (11456391).

Almost surely, 2^117835664 is an apocalyptic number.

It is an amenable number.

117835664 is a deficient number, since it is larger than the sum of its proper divisors (111292156).

117835664 is a wasteful number, since it uses less digits than its factorization.

117835664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26498 (or 26492 counting only the distinct ones).

The product of its digits is 120960, while the sum is 41.

The square root of 117835664 is about 10855.2136782285. The cubic root of 117835664 is about 490.2590106420.

The spelling of 117835664 in words is "one hundred seventeen million, eight hundred thirty-five thousand, six hundred sixty-four".