199394 has 8 divisors (see below), whose sum is σ = 322140. Its totient is φ = 92016.

The previous prime is 199379. The next prime is 199399. The reversal of 199394 is 493991.

It can be written as a sum of positive squares in 2 ways, for example, as 198025 + 1369 = 445^2 + 37^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (199399) 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, 3809 + ... + 3860.

2¹⁹⁹³⁹⁴ is an apocalyptic number.

199394 is a deficient number, since it is larger than the sum of its proper divisors (122746).

199394 is a wasteful number, since it uses less digits than its factorization.

199394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7684.

The product of its digits is 8748, while the sum is 35.

The square root of 199394 is about 446.5355528958. The cubic root of 199394 is about 58.4212298495.

The spelling of 199394 in words is "one hundred ninety-nine thousand, three hundred ninety-four".