117896040 has 128 divisors (see below), whose sum is σ = 395884800. Its totient is φ = 31207680.

The previous prime is 117896027. The next prime is 117896041. The reversal of 117896040 is 40698711.

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

It is a junction number, because it is equal to n+sod(n) for n = 117895986 and 117896004.

It is not an unprimeable number, because it can be changed into a prime (117896041) 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, 186525 + ... + 187155.

It is an arithmetic number, because the mean of its divisors is an integer number (3092850).

Almost surely, 2^117896040 is an apocalyptic number.

117896040 is a gapful number since it is divisible by the number (10) 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 117896040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197942400).

117896040 is an abundant number, since it is smaller than the sum of its proper divisors (277988760).

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

117896040 is a wasteful number, since it uses less digits than its factorization.

117896040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824 (or 814 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 117896040 is about 10857.9942899230. The cubic root of 117896040 is about 490.3427284318.

The spelling of 117896040 in words is "one hundred seventeen million, eight hundred ninety-six thousand, forty".