117791598 has 8 divisors (see below), whose sum is σ = 235583208. Its totient is φ = 39263864.

The previous prime is 117791593. The next prime is 117791617. The reversal of 117791598 is 895197711.

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

117791598 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117791593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9815961 + ... + 9815972.

It is an arithmetic number, because the mean of its divisors is an integer number (29447901).

Almost surely, 2^117791598 is an apocalyptic number.

117791598 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117791598 is a wasteful number, since it uses less digits than its factorization.

117791598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19631938.

The product of its digits is 158760, while the sum is 48.

The square root of 117791598 is about 10853.1837725158. The cubic root of 117791598 is about 490.1978903598.

The spelling of 117791598 in words is "one hundred seventeen million, seven hundred ninety-one thousand, five hundred ninety-eight".