117838934 has 8 divisors (see below), whose sum is σ = 187156008. Its totient is φ = 55453600.

The previous prime is 117838933. The next prime is 117838949. The reversal of 117838934 is 439838711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117838933) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1732892 + ... + 1732959.

It is an arithmetic number, because the mean of its divisors is an integer number (23394501).

Almost surely, 2^117838934 is an apocalyptic number.

117838934 is a deficient number, since it is larger than the sum of its proper divisors (69317074).

117838934 is a wasteful number, since it uses less digits than its factorization.

117838934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3465870.

The product of its digits is 145152, while the sum is 44.

The square root of 117838934 is about 10855.3642960520. The cubic root of 117838934 is about 490.2635455796.

The spelling of 117838934 in words is "one hundred seventeen million, eight hundred thirty-eight thousand, nine hundred thirty-four".