195887112 has 64 divisors (see below), whose sum is σ = 533304000. Its totient is φ = 59721984.

The previous prime is 195887101. The next prime is 195887119. The reversal of 195887112 is 211788591.

It is not an unprimeable number, because it can be changed into a prime (195887119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5818 + ... + 20630.

It is an arithmetic number, because the mean of its divisors is an integer number (8332875).

Almost surely, 2^195887112 is an apocalyptic number.

195887112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 195887112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266652000).

195887112 is an abundant number, since it is smaller than the sum of its proper divisors (337416888).

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

195887112 is a wasteful number, since it uses less digits than its factorization.

195887112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14870 (or 14866 counting only the distinct ones).

The product of its digits is 40320, while the sum is 42.

The square root of 195887112 is about 13995.9677050213. The cubic root of 195887112 is about 580.7670311561.

The spelling of 195887112 in words is "one hundred ninety-five million, eight hundred eighty-seven thousand, one hundred twelve".