199344448 has 56 divisors (see below), whose sum is σ = 426869352. Its totient is φ = 92012544.

The previous prime is 199344391. The next prime is 199344479. The reversal of 199344448 is 844443991.

199344448 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 19998784 + 179345664 = 4472^2 + 13392^2 .

It is a junction number, because it is equal to n+sod(n) for n = 199344398 and 199344407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55936 + ... + 59392.

It is an arithmetic number, because the mean of its divisors is an integer number (7622667).

Almost surely, 2^199344448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 199344448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213434676).

199344448 is an abundant number, since it is smaller than the sum of its proper divisors (227524904).

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

199344448 is a wasteful number, since it uses less digits than its factorization.

199344448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3539 (or 3529 counting only the distinct ones).

The product of its digits is 497664, while the sum is 46.

The square root of 199344448 is about 14118.9393369332. The cubic root of 199344448 is about 584.1638997031.

The spelling of 199344448 in words is "one hundred ninety-nine million, three hundred forty-four thousand, four hundred forty-eight".