188133196 has 12 divisors (see below), whose sum is σ = 329374360. Its totient is φ = 94026240.

The previous prime is 188133167. The next prime is 188133217. The reversal of 188133196 is 691331881.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2011 + ... + 19501.

Almost surely, 2^188133196 is an apocalyptic number.

It is an amenable number.

188133196 is a deficient number, since it is larger than the sum of its proper divisors (141241164).

188133196 is a wasteful number, since it uses less digits than its factorization.

188133196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20184 (or 20182 counting only the distinct ones).

The product of its digits is 31104, while the sum is 40.

The square root of 188133196 is about 13716.1654991473. The cubic root of 188133196 is about 573.0006893484. Note that the first 3 decimals are identical.

The spelling of 188133196 in words is "one hundred eighty-eight million, one hundred thirty-three thousand, one hundred ninety-six".