117262288 has 80 divisors (see below), whose sum is σ = 272232576. Its totient is φ = 48222720.

The previous prime is 117262279. The next prime is 117262289. The reversal of 117262288 is 882262711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117262289) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120781 + ... + 121747.

Almost surely, 2^117262288 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 117262288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136116288).

117262288 is an abundant number, since it is smaller than the sum of its proper divisors (154970288).

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

117262288 is a wasteful number, since it uses less digits than its factorization.

117262288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052 (or 1046 counting only the distinct ones).

The product of its digits is 21504, while the sum is 37.

The square root of 117262288 is about 10828.7713061086. The cubic root of 117262288 is about 489.4625343848.

The spelling of 117262288 in words is "one hundred seventeen million, two hundred sixty-two thousand, two hundred eighty-eight".