199794368 has 56 divisors (see below), whose sum is σ = 408870912. Its totient is φ = 96816384.

The previous prime is 199794341. The next prime is 199794373. The reversal of 199794368 is 863497991.

199794368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381755 + ... + 382277.

Almost surely, 2^199794368 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 199794368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204435456).

199794368 is an abundant number, since it is smaller than the sum of its proper divisors (209076544).

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

199794368 is a wasteful number, since it uses less digits than its factorization.

199794368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709 (or 699 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 56.

The square root of 199794368 is about 14134.8635649588. The cubic root of 199794368 is about 584.6030550422.

The spelling of 199794368 in words is "one hundred ninety-nine million, seven hundred ninety-four thousand, three hundred sixty-eight".