447404 has 12 divisors (see below), whose sum is σ = 804384. Its totient is φ = 217584.

The previous prime is 447401. The next prime is 447409. The reversal of 447404 is 404744.

It is a self number, because there is not a number n which added to its sum of digits gives 447404.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 447404.

It is not an unprimeable number, because it can be changed into a prime (447401) 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, 1364 + ... + 1659.

It is an arithmetic number, because the mean of its divisors is an integer number (67032).

2⁴⁴⁷⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

447404 is a deficient number, since it is larger than the sum of its proper divisors (356980).

447404 is a wasteful number, since it uses less digits than its factorization.

447404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3064 (or 3062 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 23.

The square root of 447404 is about 668.8826503954. The cubic root of 447404 is about 76.4833004971.

It can be divided in two parts, 44740 and 4, that added together give a palindrome (44744).

The spelling of 447404 in words is "four hundred forty-seven thousand, four hundred four", and thus it is an iban number.