199448355 has 8 divisors (see below), whose sum is σ = 319117392. Its totient is φ = 106372448.

The previous prime is 199448351. The next prime is 199448357. The reversal of 199448355 is 553844991.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 199448355 - 2² = 199448351 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 6648264 + ... + 6648293.

It is an arithmetic number, because the mean of its divisors is an integer number (39889674).

Almost surely, 2^199448355 is an apocalyptic number.

199448355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

199448355 is a deficient number, since it is larger than the sum of its proper divisors (119669037).

199448355 is a wasteful number, since it uses less digits than its factorization.

199448355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13296565.

The product of its digits is 777600, while the sum is 48.

The square root of 199448355 is about 14122.6185603096. The cubic root of 199448355 is about 584.2653792873.

The spelling of 199448355 in words is "one hundred ninety-nine million, four hundred forty-eight thousand, three hundred fifty-five".