117344220 has 144 divisors (see below), whose sum is σ = 386104320. Its totient is φ = 26549376.

The previous prime is 117344203. The next prime is 117344221. The reversal of 117344220 is 22443711.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117344221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 490861 + ... + 491099.

It is an arithmetic number, because the mean of its divisors is an integer number (2681280).

Almost surely, 2^117344220 is an apocalyptic number.

117344220 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 117344220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193052160).

117344220 is an abundant number, since it is smaller than the sum of its proper divisors (268760100).

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

117344220 is a wasteful number, since it uses less digits than its factorization.

117344220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432 (or 423 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 117344220 is about 10832.5537155373. The cubic root of 117344220 is about 489.5765048371.

Adding to 117344220 its reverse (22443711), we get a palindrome (139787931).

The spelling of 117344220 in words is "one hundred seventeen million, three hundred forty-four thousand, two hundred twenty".