117498318 has 64 divisors (see below), whose sum is σ = 286717440. Its totient is φ = 31352832.

The previous prime is 117498307. The next prime is 117498341. The reversal of 117498318 is 813894711.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 117498318.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57246 + ... + 59262.

It is an arithmetic number, because the mean of its divisors is an integer number (4479960).

Almost surely, 2^117498318 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117498318, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143358720).

117498318 is an abundant number, since it is smaller than the sum of its proper divisors (169219122).

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

117498318 is a wasteful number, since it uses less digits than its factorization.

117498318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2121.

The product of its digits is 48384, while the sum is 42.

The square root of 117498318 is about 10839.6641091871. The cubic root of 117498318 is about 489.7907172348.

The spelling of 117498318 in words is "one hundred seventeen million, four hundred ninety-eight thousand, three hundred eighteen".