195986106 has 24 divisors (see below), whose sum is σ = 425103744. Its totient is φ = 65256840.

The previous prime is 195986069. The next prime is 195986117. The reversal of 195986106 is 601689591.

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, 12345 + ... + 23331.

It is an arithmetic number, because the mean of its divisors is an integer number (17712656).

Almost surely, 2^195986106 is an apocalyptic number.

195986106 is an abundant number, since it is smaller than the sum of its proper divisors (229117638).

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

195986106 is a wasteful number, since it uses less digits than its factorization.

195986106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11986 (or 11983 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The square root of 195986106 is about 13999.5037769201. The cubic root of 195986106 is about 580.8648473060.

The spelling of 195986106 in words is "one hundred ninety-five million, nine hundred eighty-six thousand, one hundred six".