117087432 has 128 divisors (see below), whose sum is σ = 386519040. Its totient is φ = 28615680.

The previous prime is 117087419. The next prime is 117087433. The reversal of 117087432 is 234780711.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 117087393 and 117087402.

It is not an unprimeable number, because it can be changed into a prime (117087433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29553 + ... + 33279.

It is an arithmetic number, because the mean of its divisors is an integer number (3019680).

Almost surely, 2^117087432 is an apocalyptic number.

117087432 is a gapful number since it is divisible by the number (12) 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 117087432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193259520).

117087432 is an abundant number, since it is smaller than the sum of its proper divisors (269431608).

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

117087432 is a wasteful number, since it uses less digits than its factorization.

117087432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3771 (or 3767 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 117087432 is about 10820.6946172600. The cubic root of 117087432 is about 489.2191255334.

The spelling of 117087432 in words is "one hundred seventeen million, eighty-seven thousand, four hundred thirty-two".