224242444 has 12 divisors (see below), whose sum is σ = 415508184. Its totient is φ = 105525824.

The previous prime is 224242441. The next prime is 224242481. The reversal of 224242444 is 444242422.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (224242441) 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, 1648774 + ... + 1648909.

It is an arithmetic number, because the mean of its divisors is an integer number (34625682).

Almost surely, 2^224242444 is an apocalyptic number.

It is an amenable number.

224242444 is a deficient number, since it is larger than the sum of its proper divisors (191265740).

224242444 is a wasteful number, since it uses less digits than its factorization.

224242444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3297704 (or 3297702 counting only the distinct ones).

The product of its digits is 16384, while the sum is 28.

The square root of 224242444 is about 14974.7268422499. The cubic root of 224242444 is about 607.5368233422.

Adding to 224242444 its reverse (444242422), we get a palindrome (668484866).

The spelling of 224242444 in words is "two hundred twenty-four million, two hundred forty-two thousand, four hundred forty-four".