199266 has 8 divisors (see below), whose sum is σ = 398544. Its totient is φ = 66420.

The previous prime is 199261. The next prime is 199267. The reversal of 199266 is 662991.

It is a happy number.

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

199266 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (199261) by changing a digit.

199266 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 3 ways as a sum of consecutive naturals, for example, 16600 + ... + 16611.

It is an arithmetic number, because the mean of its divisors is an integer number (49818).

2¹⁹⁹²⁶⁶ is an apocalyptic number.

199266 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

199266 is a wasteful number, since it uses less digits than its factorization.

199266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33216.

The product of its digits is 5832, while the sum is 33.

The square root of 199266 is about 446.3922042330. The cubic root of 199266 is about 58.4087260996.

It can be divided in two parts, 199 and 266, that added together give a triangular number (465 = T₃₀).

The spelling of 199266 in words is "one hundred ninety-nine thousand, two hundred sixty-six".