447267448 has 24 divisors (see below), whose sum is σ = 885093480. Its totient is φ = 211862160.

The previous prime is 447267437. The next prime is 447267487. The reversal of 447267448 is 844762744.

It is a junction number, because it is equal to n+sod(n) for n = 447267398 and 447267407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 74548 + ... + 80323.

It is an arithmetic number, because the mean of its divisors is an integer number (36878895).

Almost surely, 2^447267448 is an apocalyptic number.

It is an amenable number.

447267448 is a deficient number, since it is larger than the sum of its proper divisors (437826032).

447267448 is a wasteful number, since it uses less digits than its factorization.

447267448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154915 (or 154892 counting only the distinct ones).

The product of its digits is 1204224, while the sum is 46.

The square root of 447267448 is about 21148.6984942336. The cubic root of 447267448 is about 764.7551855930.

The spelling of 447267448 in words is "four hundred forty-seven million, two hundred sixty-seven thousand, four hundred forty-eight".