117630730 has 16 divisors (see below), whose sum is σ = 241983360. Its totient is φ = 40330512.

The previous prime is 117630713. The next prime is 117630739. The reversal of 117630730 is 37036711.

It is not an unprimeable number, because it can be changed into a prime (117630739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 840150 + ... + 840289.

It is an arithmetic number, because the mean of its divisors is an integer number (15123960).

Almost surely, 2^117630730 is an apocalyptic number.

117630730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117630730 is an abundant number, since it is smaller than the sum of its proper divisors (124352630).

117630730 is a wasteful number, since it uses less digits than its factorization.

117630730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1680453.

The product of its (nonzero) digits is 2646, while the sum is 28.

The square root of 117630730 is about 10845.7701432402. The cubic root of 117630730 is about 489.9746342554.

The spelling of 117630730 in words is "one hundred seventeen million, six hundred thirty thousand, seven hundred thirty".