117288898 has 16 divisors (see below), whose sum is σ = 177500160. Its totient is φ = 58124800.

The previous prime is 117288887. The next prime is 117288929. The reversal of 117288898 is 898882711.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182658 + ... + 183298.

It is an arithmetic number, because the mean of its divisors is an integer number (11093760).

Almost surely, 2^117288898 is an apocalyptic number.

117288898 is a deficient number, since it is larger than the sum of its proper divisors (60211262).

117288898 is a wasteful number, since it uses less digits than its factorization.

117288898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313.

The product of its digits is 516096, while the sum is 52.

The square root of 117288898 is about 10829.9999076639. Note that the first 4 decimals coincide. The cubic root of 117288898 is about 489.4995557017.

The spelling of 117288898 in words is "one hundred seventeen million, two hundred eighty-eight thousand, eight hundred ninety-eight".