117194688 has 280 divisors, whose sum is σ = 392411712. Its totient is φ = 34338816.

The previous prime is 117194677. The next prime is 117194689. The reversal of 117194688 is 886491711.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117194689) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2493481 + ... + 2493527.

Almost surely, 2^117194688 is an apocalyptic number.

117194688 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117194688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196205856).

117194688 is an abundant number, since it is smaller than the sum of its proper divisors (275217024).

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

117194688 is a wasteful number, since it uses less digits than its factorization.

117194688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121 (or 102 counting only the distinct ones).

The product of its digits is 96768, while the sum is 45.

The square root of 117194688 is about 10825.6495417134. The cubic root of 117194688 is about 489.3684602993.

It can be divided in two parts, 1171 and 94688, that added together give a palindrome (95859).

The spelling of 117194688 in words is "one hundred seventeen million, one hundred ninety-four thousand, six hundred eighty-eight".