447472 has 10 divisors (see below), whose sum is σ = 867008. Its totient is φ = 223728.

The previous prime is 447467. The next prime is 447481. The reversal of 447472 is 274744.

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 447472.

It is a congruent number.

It is an unprimeable number.

447472 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 as a sum of consecutive naturals, namely, 13968 + ... + 13999.

2⁴⁴⁷⁴⁷² is an apocalyptic number.

It is an amenable number.

447472 is a deficient number, since it is larger than the sum of its proper divisors (419536).

447472 is a wasteful number, since it uses less digits than its factorization.

447472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27975 (or 27969 counting only the distinct ones).

The product of its digits is 6272, while the sum is 28.

The square root of 447472 is about 668.9334795030. The cubic root of 447472 is about 76.4871751466.

It can be divided in two parts, 447 and 472, that added together give a palindrome (919).

The spelling of 447472 in words is "four hundred forty-seven thousand, four hundred seventy-two", and thus it is an iban number.