117408842 has 16 divisors (see below), whose sum is σ = 183012864. Its totient is φ = 56430000.

The previous prime is 117408829. The next prime is 117408869. The reversal of 117408842 is 248804711.

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, 3092 + ... + 15632.

It is an arithmetic number, because the mean of its divisors is an integer number (11438304).

Almost surely, 2^117408842 is an apocalyptic number.

117408842 is a deficient number, since it is larger than the sum of its proper divisors (65604022).

117408842 is a wasteful number, since it uses less digits than its factorization.

117408842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12725.

The product of its (nonzero) digits is 14336, while the sum is 35.

The square root of 117408842 is about 10835.5360734945. The cubic root of 117408842 is about 489.6663590201. Note that the first 3 decimals are identical.

The spelling of 117408842 in words is "one hundred seventeen million, four hundred eight thousand, eight hundred forty-two".