117843238 has 8 divisors (see below), whose sum is σ = 177453432. Its totient is φ = 58692096.

The previous prime is 117843203. The next prime is 117843239. The reversal of 117843238 is 832348711.

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

It is a junction number, because it is equal to n+sod(n) for n = 117843197 and 117843206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117843239) 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, 114120 + ... + 115147.

It is an arithmetic number, because the mean of its divisors is an integer number (22181679).

Almost surely, 2^117843238 is an apocalyptic number.

117843238 is a deficient number, since it is larger than the sum of its proper divisors (59610194).

117843238 is a wasteful number, since it uses less digits than its factorization.

117843238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229526.

The product of its digits is 32256, while the sum is 37.

The square root of 117843238 is about 10855.5625372433. The cubic root of 117843238 is about 490.2695143726.

The spelling of 117843238 in words is "one hundred seventeen million, eight hundred forty-three thousand, two hundred thirty-eight".