116396388 has 36 divisors (see below), whose sum is σ = 297955840. Its totient is φ = 38306736.

The previous prime is 116396369. The next prime is 116396429. The reversal of 116396388 is 883693611.

It is a happy number.

116396388 is a `hidden beast` number, since 1 + 1 + 6 + 3 + 9 + 638 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17620 + ... + 23307.

Almost surely, 2^116396388 is an apocalyptic number.

116396388 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

116396388 is an abundant number, since it is smaller than the sum of its proper divisors (181559452).

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

116396388 is a wasteful number, since it uses less digits than its factorization.

116396388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41016 (or 41011 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 116396388 is about 10788.7157715828. The cubic root of 116396388 is about 488.2547771561.

The spelling of 116396388 in words is "one hundred sixteen million, three hundred ninety-six thousand, three hundred eighty-eight".