186385196 has 12 divisors (see below), whose sum is σ = 326270448. Its totient is φ = 93165072.

The previous prime is 186385187. The next prime is 186385217. The reversal of 186385196 is 691583681.

186385196 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 186385196.

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 3 ways as a sum of consecutive naturals, for example, 20150 + ... + 27906.

It is an arithmetic number, because the mean of its divisors is an integer number (27189204).

Almost surely, 2^186385196 is an apocalyptic number.

It is an amenable number.

186385196 is a deficient number, since it is larger than the sum of its proper divisors (139885252).

186385196 is a wasteful number, since it uses less digits than its factorization.

186385196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13768 (or 13766 counting only the distinct ones).

The product of its digits is 311040, while the sum is 47.

The square root of 186385196 is about 13652.2963636159. The cubic root of 186385196 is about 571.2205261333.

The spelling of 186385196 in words is "one hundred eighty-six million, three hundred eighty-five thousand, one hundred ninety-six".