447143336 has 32 divisors (see below), whose sum is σ = 857969280. Its totient is φ = 218371200.

The previous prime is 447143329. The next prime is 447143341. The reversal of 447143336 is 633341744.

It is a junction number, because it is equal to n+sod(n) for n = 447143296 and 447143305.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258956 + ... + 260676.

It is an arithmetic number, because the mean of its divisors is an integer number (26811540).

Almost surely, 2^447143336 is an apocalyptic number.

It is an amenable number.

447143336 is a deficient number, since it is larger than the sum of its proper divisors (410825944).

447143336 is a wasteful number, since it uses less digits than its factorization.

447143336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2465 (or 2461 counting only the distinct ones).

The product of its digits is 72576, while the sum is 35.

The square root of 447143336 is about 21145.7640202476. The cubic root of 447143336 is about 764.6844418827.

The spelling of 447143336 in words is "four hundred forty-seven million, one hundred forty-three thousand, three hundred thirty-six".