447068144 has 20 divisors (see below), whose sum is σ = 882539496. Its totient is φ = 219316032.

The previous prime is 447068137. The next prime is 447068173. The reversal of 447068144 is 441860744.

It is a junction number, because it is equal to n+sod(n) for n = 447068098 and 447068107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262754 + ... + 264449.

Almost surely, 2^447068144 is an apocalyptic number.

It is an amenable number.

447068144 is a deficient number, since it is larger than the sum of its proper divisors (435471352).

447068144 is a wasteful number, since it uses less digits than its factorization.

447068144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527264 (or 527258 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 38.

The square root of 447068144 is about 21143.9860007521. The cubic root of 447068144 is about 764.6415761532.

The spelling of 447068144 in words is "four hundred forty-seven million, sixty-eight thousand, one hundred forty-four".