440003224 has 8 divisors (see below), whose sum is σ = 825006060. Its totient is φ = 220001608.

The previous prime is 440003203. The next prime is 440003227. The reversal of 440003224 is 422300044.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (19) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440003227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27500194 + ... + 27500209.

Almost surely, 2^440003224 is an apocalyptic number.

It is an amenable number.

440003224 is a deficient number, since it is larger than the sum of its proper divisors (385002836).

440003224 is a wasteful number, since it uses less digits than its factorization.

440003224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55000409 (or 55000405 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 440003224 is about 20976.2538123470. The cubic root of 440003224 is about 760.5923498324.

Adding to 440003224 its reverse (422300044), we get a palindrome (862303268).

The spelling of 440003224 in words is "four hundred forty million, three thousand, two hundred twenty-four".