117942336 has 84 divisors (see below), whose sum is σ = 342272112. Its totient is φ = 38824704.

The previous prime is 117942323. The next prime is 117942337. The reversal of 117942336 is 633249711.

It is a super-2 number, since 2×117942336² = 27820789242273792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 117942336.

It is not an unprimeable number, because it can be changed into a prime (117942337) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46575 + ... + 49041.

It is an arithmetic number, because the mean of its divisors is an integer number (4074668).

Almost surely, 2^117942336 is an apocalyptic number.

117942336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117942336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171136056).

117942336 is an abundant number, since it is smaller than the sum of its proper divisors (224329776).

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

117942336 is a wasteful number, since it uses less digits than its factorization.

117942336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2568 (or 2555 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 117942336 is about 10860.1259661203. The cubic root of 117942336 is about 490.4069034349.

The spelling of 117942336 in words is "one hundred seventeen million, nine hundred forty-two thousand, three hundred thirty-six".