224404444 has 48 divisors (see below), whose sum is σ = 443963520. Its totient is φ = 98360640.

The previous prime is 224404417. The next prime is 224404463. The reversal of 224404444 is 444404422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156322 + ... + 157750.

It is an arithmetic number, because the mean of its divisors is an integer number (9249240).

Almost surely, 2^224404444 is an apocalyptic number.

It is an amenable number.

224404444 is a deficient number, since it is larger than the sum of its proper divisors (219559076).

224404444 is a wasteful number, since it uses less digits than its factorization.

224404444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1570 (or 1568 counting only the distinct ones).

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

The square root of 224404444 is about 14980.1349793652. The cubic root of 224404444 is about 607.6830895475.

Adding to 224404444 its reverse (444404422), we get a palindrome (668808866).

The spelling of 224404444 in words is "two hundred twenty-four million, four hundred four thousand, four hundred forty-four".