199214448 has 20 divisors (see below), whose sum is σ = 514637448. Its totient is φ = 66404800.

The previous prime is 199214441. The next prime is 199214453. The reversal of 199214448 is 844412991.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199214441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2075103 + ... + 2075198.

Almost surely, 2^199214448 is an apocalyptic number.

It is an amenable number.

199214448 is an abundant number, since it is smaller than the sum of its proper divisors (315423000).

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

199214448 is a wasteful number, since it uses less digits than its factorization.

199214448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4150312 (or 4150306 counting only the distinct ones).

The product of its digits is 82944, while the sum is 42.

The square root of 199214448 is about 14114.3348408630. The cubic root of 199214448 is about 584.0368870177.

The spelling of 199214448 in words is "one hundred ninety-nine million, two hundred fourteen thousand, four hundred forty-eight".