116787188 has 36 divisors (see below), whose sum is σ = 243560772. Its totient is φ = 48827520.

The previous prime is 116787149. The next prime is 116787191. The reversal of 116787188 is 881787611.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 30891364 + 85895824 = 5558^2 + 9268^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 770 + ... + 15302.

It is an arithmetic number, because the mean of its divisors is an integer number (6765577).

Almost surely, 2^116787188 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116787188, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121780386).

116787188 is an abundant number, since it is smaller than the sum of its proper divisors (126773584).

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

116787188 is a wasteful number, since it uses less digits than its factorization.

116787188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14592 (or 14583 counting only the distinct ones).

The product of its digits is 150528, while the sum is 47.

The square root of 116787188 is about 10806.8121108864. The cubic root of 116787188 is about 488.8006039924.

The spelling of 116787188 in words is "one hundred sixteen million, seven hundred eighty-seven thousand, one hundred eighty-eight".