447879227 has 4 divisors (see below), whose sum is σ = 462326976. Its totient is φ = 433431480.

The previous prime is 447879197. The next prime is 447879233. The reversal of 447879227 is 722978744.

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 447879227 - 2²⁶ = 380770363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (447879247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7223828 + ... + 7223889.

It is an arithmetic number, because the mean of its divisors is an integer number (115581744).

Almost surely, 2^447879227 is an apocalyptic number.

447879227 is a deficient number, since it is larger than the sum of its proper divisors (14447749).

447879227 is a wasteful number, since it uses less digits than its factorization.

447879227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14447748.

The product of its digits is 1580544, while the sum is 50.

The square root of 447879227 is about 21163.1573022553. The cubic root of 447879227 is about 765.1037078704.

The spelling of 447879227 in words is "four hundred forty-seven million, eight hundred seventy-nine thousand, two hundred twenty-seven".