447283 has 4 divisors (see below), whose sum is σ = 448920. Its totient is φ = 445648.

The previous prime is 447263. The next prime is 447311. The reversal of 447283 is 382744.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-447283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (447233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298 + ... + 991.

It is an arithmetic number, because the mean of its divisors is an integer number (112230).

2⁴⁴⁷²⁸³ is an apocalyptic number.

447283 is a deficient number, since it is larger than the sum of its proper divisors (1637).

447283 is a wasteful number, since it uses less digits than its factorization.

447283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1636.

The product of its digits is 5376, while the sum is 28.

The square root of 447283 is about 668.7921949305. The cubic root of 447283 is about 76.4764049294.

The spelling of 447283 in words is "four hundred forty-seven thousand, two hundred eighty-three".