447830199 has 12 divisors (see below), whose sum is σ = 647400000. Its totient is φ = 298306944.

The previous prime is 447830189. The next prime is 447830221. The reversal of 447830199 is 991038744.

It is not a de Polignac number, because 447830199 - 2⁴ = 447830183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447830189) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8679 + ... + 31160.

It is an arithmetic number, because the mean of its divisors is an integer number (53950000).

Almost surely, 2^447830199 is an apocalyptic number.

447830199 is a deficient number, since it is larger than the sum of its proper divisors (199569801).

447830199 is a wasteful number, since it uses less digits than its factorization.

447830199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41094 (or 41091 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 447830199 is about 21161.9989367734. The cubic root of 447830199 is about 765.0757889798.

Adding to 447830199 its sum of digits (45), we get a square (447830244 = 21162²).

The spelling of 447830199 in words is "four hundred forty-seven million, eight hundred thirty thousand, one hundred ninety-nine".