447795223 has 4 divisors (see below), whose sum is σ = 452826720. Its totient is φ = 442763728.

The previous prime is 447795199. The next prime is 447795259. The reversal of 447795223 is 322597744.

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

It is a cyclic number.

It is not a de Polignac number, because 447795223 - 2²⁵ = 414240791 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 447795223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447790223) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2515615 + ... + 2515792.

It is an arithmetic number, because the mean of its divisors is an integer number (113206680).

Almost surely, 2^447795223 is an apocalyptic number.

447795223 is a deficient number, since it is larger than the sum of its proper divisors (5031497).

447795223 is an equidigital number, since it uses as much as digits as its factorization.

447795223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5031496.

The product of its digits is 423360, while the sum is 43.

The square root of 447795223 is about 21161.1725336759. The cubic root of 447795223 is about 765.0558707254.

The spelling of 447795223 in words is "four hundred forty-seven million, seven hundred ninety-five thousand, two hundred twenty-three".