117313836 has 12 divisors (see below), whose sum is σ = 273732312. Its totient is φ = 39104608.

The previous prime is 117313817. The next prime is 117313841. The reversal of 117313836 is 638313711.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×117313836² = 27525072234069792, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 117313797 and 117313806.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4888065 + ... + 4888088.

It is an arithmetic number, because the mean of its divisors is an integer number (22811026).

Almost surely, 2^117313836 is an apocalyptic number.

It is an amenable number.

117313836 is an abundant number, since it is smaller than the sum of its proper divisors (156418476).

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

117313836 is a wasteful number, since it uses less digits than its factorization.

117313836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9776160 (or 9776158 counting only the distinct ones).

The product of its digits is 9072, while the sum is 33.

The square root of 117313836 is about 10831.1511853542. The cubic root of 117313836 is about 489.5342457564.

The spelling of 117313836 in words is "one hundred seventeen million, three hundred thirteen thousand, eight hundred thirty-six".