199330 has 16 divisors (see below), whose sum is σ = 370944. Its totient is φ = 77040.

The previous prime is 199321. The next prime is 199337. The reversal of 199330 is 33991.

It is a super-4 number, since 4×199330⁴ (a number of 22 digits) contains 4444 as substring.

It is a plaindrome in base 9.

It is a zygodrome in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 199295 and 199304.

It is not an unprimeable number, because it can be changed into a prime (199337) by changing a digit.

199330 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12 + ... + 631.

It is an arithmetic number, because the mean of its divisors is an integer number (23184).

2¹⁹⁹³³⁰ is an apocalyptic number.

199330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

199330 is a deficient number, since it is larger than the sum of its proper divisors (171614).

199330 is a wasteful number, since it uses less digits than its factorization.

199330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681.

The product of its (nonzero) digits is 729, while the sum is 25.

The square root of 199330 is about 446.4638843176. The cubic root of 199330 is about 58.4149786437.

It can be divided in two parts, 199 and 330, that added together give a square (529 = 23²).

The spelling of 199330 in words is "one hundred ninety-nine thousand, three hundred thirty".