117883220 has 144 divisors (see below), whose sum is σ = 327116160. Its totient is φ = 35271936.

The previous prime is 117883177. The next prime is 117883223. The reversal of 117883220 is 22388711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117883223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 241817 + ... + 242303.

It is an arithmetic number, because the mean of its divisors is an integer number (2271640).

Almost surely, 2^117883220 is an apocalyptic number.

117883220 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 117883220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163558080).

117883220 is an abundant number, since it is smaller than the sum of its proper divisors (209232940).

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

117883220 is a wasteful number, since it uses less digits than its factorization.

117883220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542 (or 533 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 117883220 is about 10857.4039254326. The cubic root of 117883220 is about 490.3249545195.

The spelling of 117883220 in words is "one hundred seventeen million, eight hundred eighty-three thousand, two hundred twenty".