199422222 has 32 divisors (see below), whose sum is σ = 408333312. Its totient is φ = 64899744.

The previous prime is 199422221. The next prime is 199422229. The reversal of 199422222 is 222224991.

199422222 is a modest number, since divided by 22222 gives 1994 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199422221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181908 + ... + 183000.

It is an arithmetic number, because the mean of its divisors is an integer number (12760416).

Almost surely, 2^199422222 is an apocalyptic number.

199422222 is an abundant number, since it is smaller than the sum of its proper divisors (208911090).

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

199422222 is a wasteful number, since it uses less digits than its factorization.

199422222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1792.

The product of its digits is 10368, while the sum is 33.

The square root of 199422222 is about 14121.6933120642. The cubic root of 199422222 is about 584.2398601096.

The spelling of 199422222 in words is "one hundred ninety-nine million, four hundred twenty-two thousand, two hundred twenty-two".