117787194 has 48 divisors (see below), whose sum is σ = 307020480. Its totient is φ = 31881600.

The previous prime is 117787193. The next prime is 117787211. The reversal of 117787194 is 491787711.

It is not an unprimeable number, because it can be changed into a prime (117787193) 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, 22207 + ... + 26994.

It is an arithmetic number, because the mean of its divisors is an integer number (6396260).

Almost surely, 2^117787194 is an apocalyptic number.

117787194 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

117787194 is an abundant number, since it is smaller than the sum of its proper divisors (189233286).

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

117787194 is a wasteful number, since it uses less digits than its factorization.

117787194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49235 (or 49232 counting only the distinct ones).

The product of its digits is 98784, while the sum is 45.

The square root of 117787194 is about 10852.9808808456. The cubic root of 117787194 is about 490.1917811000.

The spelling of 117787194 in words is "one hundred seventeen million, seven hundred eighty-seven thousand, one hundred ninety-four".