196199187 has 8 divisors (see below), whose sum is σ = 275367360. Its totient is φ = 123915240.

The previous prime is 196199167. The next prime is 196199189. The reversal of 196199187 is 781991691.

196199187 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 196199187 - 2⁸ = 196198931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (196199189) 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, 1720989 + ... + 1721102.

It is an arithmetic number, because the mean of its divisors is an integer number (34420920).

Almost surely, 2^196199187 is an apocalyptic number.

196199187 is a deficient number, since it is larger than the sum of its proper divisors (79168173).

196199187 is a wasteful number, since it uses less digits than its factorization.

196199187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3442113.

The product of its digits is 244944, while the sum is 51.

The square root of 196199187 is about 14007.1120149730. The cubic root of 196199187 is about 581.0752813284.

The spelling of 196199187 in words is "one hundred ninety-six million, one hundred ninety-nine thousand, one hundred eighty-seven".