444306224 has 20 divisors (see below), whose sum is σ = 864051840. Its totient is φ = 221325120.

The previous prime is 444306199. The next prime is 444306227. The reversal of 444306224 is 422603444.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (444306227) 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, 47312 + ... + 55919.

It is an arithmetic number, because the mean of its divisors is an integer number (43202592).

Almost surely, 2^444306224 is an apocalyptic number.

It is an amenable number.

444306224 is a deficient number, since it is larger than the sum of its proper divisors (419745616).

444306224 is a wasteful number, since it uses less digits than its factorization.

444306224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103508 (or 103502 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

The square root of 444306224 is about 21078.5726271966. The cubic root of 444306224 is about 763.0637087107.

Adding to 444306224 its reverse (422603444), we get a palindrome (866909668).

The spelling of 444306224 in words is "four hundred forty-four million, three hundred six thousand, two hundred twenty-four".