199226444 has 6 divisors (see below), whose sum is σ = 348646284. Its totient is φ = 99613220.

The previous prime is 199226441. The next prime is 199226449. The reversal of 199226444 is 444622991.

It is not an unprimeable number, because it can be changed into a prime (199226441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24903302 + ... + 24903309.

It is an arithmetic number, because the mean of its divisors is an integer number (58107714).

Almost surely, 2^199226444 is an apocalyptic number.

It is an amenable number.

199226444 is a deficient number, since it is larger than the sum of its proper divisors (149419840).

199226444 is a wasteful number, since it uses less digits than its factorization.

199226444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49806615 (or 49806613 counting only the distinct ones).

The product of its digits is 124416, while the sum is 41.

The square root of 199226444 is about 14114.7597925009. The cubic root of 199226444 is about 584.0486096712.

The spelling of 199226444 in words is "one hundred ninety-nine million, two hundred twenty-six thousand, four hundred forty-four".