199604 has 12 divisors (see below), whose sum is σ = 352800. Its totient is φ = 98808.

The previous prime is 199603. The next prime is 199621. The reversal of 199604 is 406991.

199604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377 + ... + 735.

It is an arithmetic number, because the mean of its divisors is an integer number (29400).

2¹⁹⁹⁶⁰⁴ is an apocalyptic number.

It is an amenable number.

199604 is a deficient number, since it is larger than the sum of its proper divisors (153196).

199604 is a wasteful number, since it uses less digits than its factorization.

199604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502 (or 500 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 199604 is about 446.7706346662. The cubic root of 199604 is about 58.4417322280.

The spelling of 199604 in words is "one hundred ninety-nine thousand, six hundred four".