117572832 has 144 divisors (see below), whose sum is σ = 372048768. Its totient is φ = 34974720.

The previous prime is 117572821. The next prime is 117572839. The reversal of 117572832 is 238275711.

117572832 is a `hidden beast` number, since 1 + 1 + 7 + 572 + 83 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117572839) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 115558 + ... + 116570.

It is an arithmetic number, because the mean of its divisors is an integer number (2583672).

Almost surely, 2^117572832 is an apocalyptic number.

117572832 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 117572832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186024384).

117572832 is an abundant number, since it is smaller than the sum of its proper divisors (254475936).

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

117572832 is a wasteful number, since it uses less digits than its factorization.

117572832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073 (or 1062 counting only the distinct ones).

The product of its digits is 23520, while the sum is 36.

The square root of 117572832 is about 10843.1006635556. The cubic root of 117572832 is about 489.8942323429.

The spelling of 117572832 in words is "one hundred seventeen million, five hundred seventy-two thousand, eight hundred thirty-two".