199704192 has 32 divisors (see below), whose sum is σ = 530465280. Its totient is φ = 66567936.

The previous prime is 199704187. The next prime is 199704209. The reversal of 199704192 is 291407991.

199704192 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (32).

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, 259648 + ... + 260415.

It is an arithmetic number, because the mean of its divisors is an integer number (16577040).

Almost surely, 2^199704192 is an apocalyptic number.

199704192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

199704192 is an abundant number, since it is smaller than the sum of its proper divisors (330761088).

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

199704192 is an equidigital number, since it uses as much as digits as its factorization.

199704192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520080 (or 520068 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 42.

The square root of 199704192 is about 14131.6733616370. The cubic root of 199704192 is about 584.5150894357.

The spelling of 199704192 in words is "one hundred ninety-nine million, seven hundred four thousand, one hundred ninety-two".