199222 has 4 divisors (see below), whose sum is σ = 298836. Its totient is φ = 99610.

The previous prime is 199211. The next prime is 199247. The reversal of 199222 is 222991.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49804 + ... + 49807.

It is an arithmetic number, because the mean of its divisors is an integer number (74709).

2¹⁹⁹²²² is an apocalyptic number.

199222 is a deficient number, since it is larger than the sum of its proper divisors (99614).

199222 is an equidigital number, since it uses as much as digits as its factorization.

199222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99613.

The product of its digits is 648, while the sum is 25.

The square root of 199222 is about 446.3429174973. The cubic root of 199222 is about 58.4044266989.

The spelling of 199222 in words is "one hundred ninety-nine thousand, two hundred twenty-two".