117949356 has 72 divisors (see below), whose sum is σ = 346373664. Its totient is φ = 33143040.

The previous prime is 117949339. The next prime is 117949357. The reversal of 117949356 is 653949711.

It is not an unprimeable number, because it can be changed into a prime (117949357) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11536 + ... + 19208.

Almost surely, 2^117949356 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 117949356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173186832).

117949356 is an abundant number, since it is smaller than the sum of its proper divisors (228424308).

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

117949356 is a wasteful number, since it uses less digits than its factorization.

117949356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7751 (or 7746 counting only the distinct ones).

The product of its digits is 204120, while the sum is 45.

The square root of 117949356 is about 10860.4491619822. The cubic root of 117949356 is about 490.4166330148.

The spelling of 117949356 in words is "one hundred seventeen million, nine hundred forty-nine thousand, three hundred fifty-six".