117932738 has 32 divisors (see below), whose sum is σ = 224726400. Its totient is φ = 45077760.

The previous prime is 117932699. The next prime is 117932747. The reversal of 117932738 is 837239711.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 117932695 and 117932704.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 938 + ... + 15386.

It is an arithmetic number, because the mean of its divisors is an integer number (7022700).

Almost surely, 2^117932738 is an apocalyptic number.

117932738 is a deficient number, since it is larger than the sum of its proper divisors (106793662).

117932738 is a wasteful number, since it uses less digits than its factorization.

117932738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14522.

The product of its digits is 63504, while the sum is 41.

The square root of 117932738 is about 10859.6840653861. The cubic root of 117932738 is about 490.3936001736.

The spelling of 117932738 in words is "one hundred seventeen million, nine hundred thirty-two thousand, seven hundred thirty-eight".