117036920 has 256 divisors, whose sum is σ = 367718400. Its totient is φ = 32348160.

The previous prime is 117036917. The next prime is 117036971. The reversal of 117036920 is 29630711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1481441 + ... + 1481519.

It is an arithmetic number, because the mean of its divisors is an integer number (1436400).

Almost surely, 2^117036920 is an apocalyptic number.

117036920 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 117036920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183859200).

117036920 is an abundant number, since it is smaller than the sum of its proper divisors (250681480).

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

117036920 is a wasteful number, since it uses less digits than its factorization.

117036920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158 (or 154 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 117036920 is about 10818.3603193830. The cubic root of 117036920 is about 489.1487650332.

The spelling of 117036920 in words is "one hundred seventeen million, thirty-six thousand, nine hundred twenty".