199325172 has 24 divisors (see below), whose sum is σ = 465829056. Its totient is φ = 66336448.

The previous prime is 199325171. The next prime is 199325183. The reversal of 199325172 is 271523991.

199325172 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 199325172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199325171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5073 + ... + 20600.

It is an arithmetic number, because the mean of its divisors is an integer number (19409544).

Almost surely, 2^199325172 is an apocalyptic number.

199325172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

199325172 is an abundant number, since it is smaller than the sum of its proper divisors (266503884).

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

199325172 is a wasteful number, since it uses less digits than its factorization.

199325172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26327 (or 26325 counting only the distinct ones).

The product of its digits is 34020, while the sum is 39.

The square root of 199325172 is about 14118.2566912491. The cubic root of 199325172 is about 584.1450701405.

The spelling of 199325172 in words is "one hundred ninety-nine million, three hundred twenty-five thousand, one hundred seventy-two".