423224444 has 12 divisors (see below), whose sum is σ = 744366000. Its totient is φ = 210548448.

The previous prime is 423224443. The next prime is 423224453. The reversal of 423224444 is 444422324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423224443) 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, 265049 + ... + 266640.

It is an arithmetic number, because the mean of its divisors is an integer number (62030500).

Almost surely, 2^423224444 is an apocalyptic number.

It is an amenable number.

423224444 is a deficient number, since it is larger than the sum of its proper divisors (321141556).

423224444 is a wasteful number, since it uses less digits than its factorization.

423224444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531892 (or 531890 counting only the distinct ones).

The product of its digits is 24576, while the sum is 29.

The square root of 423224444 is about 20572.4194979589. The cubic root of 423224444 is about 750.7988193999.

Adding to 423224444 its reverse (444422324), we get a palindrome (867646768).

The spelling of 423224444 in words is "four hundred twenty-three million, two hundred twenty-four thousand, four hundred forty-four".