117355716 has 60 divisors (see below), whose sum is σ = 308121660. Its totient is φ = 38949120.

The previous prime is 117355703. The next prime is 117355717. The reversal of 117355716 is 617553711.

117355716 is a `hidden beast` number, since 11 + 73 + 5 + 571 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 87609600 + 29746116 = 9360^2 + 5454^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

Its product of digits (22050) is a multiple of the sum of its prime divisors (1575).

It is not an unprimeable number, because it can be changed into a prime (117355717) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 90400 + ... + 91688.

It is an arithmetic number, because the mean of its divisors is an integer number (5135361).

Almost surely, 2^117355716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117355716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154060830).

117355716 is an abundant number, since it is smaller than the sum of its proper divisors (190765944).

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

117355716 is a wasteful number, since it uses less digits than its factorization.

117355716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1586 (or 1575 counting only the distinct ones).

The product of its digits is 22050, while the sum is 36.

The square root of 117355716 is about 10833.0843253434. The cubic root of 117355716 is about 489.5924919552.

The spelling of 117355716 in words is "one hundred seventeen million, three hundred fifty-five thousand, seven hundred sixteen".