199448354 has 32 divisors (see below), whose sum is σ = 357751296. Its totient is φ = 81607680.

The previous prime is 199448351. The next prime is 199448357. The reversal of 199448354 is 453844991.

It is an interprime number because it is at equal distance from previous prime (199448351) and next prime (199448357).

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a junction number, because it is equal to n+sod(n) for n = 199448299 and 199448308.

It is not an unprimeable number, because it can be changed into a prime (199448351) 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, 23282 + ... + 30674.

It is an arithmetic number, because the mean of its divisors is an integer number (11179728).

Almost surely, 2^199448354 is an apocalyptic number.

199448354 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

199448354 is a deficient number, since it is larger than the sum of its proper divisors (158302942).

199448354 is a wasteful number, since it uses less digits than its factorization.

199448354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7490.

The product of its digits is 622080, while the sum is 47.

The square root of 199448354 is about 14122.6185249054. The cubic root of 199448354 is about 584.2653783109.

The spelling of 199448354 in words is "one hundred ninety-nine million, four hundred forty-eight thousand, three hundred fifty-four".