117887926 has 16 divisors (see below), whose sum is σ = 198715104. Its totient is φ = 52043904.

The previous prime is 117887921. The next prime is 117887933. The reversal of 117887926 is 629788711.

It is a self number, because there is not a number n which added to its sum of digits gives 117887926.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117887921) 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, 97971 + ... + 99166.

It is an arithmetic number, because the mean of its divisors is an integer number (12419694).

Almost surely, 2^117887926 is an apocalyptic number.

117887926 is a deficient number, since it is larger than the sum of its proper divisors (80827178).

117887926 is a wasteful number, since it uses less digits than its factorization.

117887926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197175.

The product of its digits is 338688, while the sum is 49.

The square root of 117887926 is about 10857.6206417428. The cubic root of 117887926 is about 490.3314791646.

The spelling of 117887926 in words is "one hundred seventeen million, eight hundred eighty-seven thousand, nine hundred twenty-six".