117583872 has 104 divisors (see below), whose sum is σ = 358569216. Its totient is φ = 33570816.

The previous prime is 117583871. The next prime is 117583901. The reversal of 117583872 is 278385711.

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

It is not an unprimeable number, because it can be changed into a prime (117583871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85333 + ... + 86699.

Almost surely, 2^117583872 is an apocalyptic number.

117583872 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 117583872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179284608).

117583872 is an abundant number, since it is smaller than the sum of its proper divisors (240985344).

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

117583872 is an equidigital number, since it uses as much as digits as its factorization.

117583872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1401 (or 1379 counting only the distinct ones).

The product of its digits is 94080, while the sum is 42.

The square root of 117583872 is about 10843.6097310813. The cubic root of 117583872 is about 489.9095654290.

The spelling of 117583872 in words is "one hundred seventeen million, five hundred eighty-three thousand, eight hundred seventy-two".