1224442004 has 12 divisors (see below), whose sum is σ = 2255551200. Its totient is φ = 579998808.

The previous prime is 1224441989. The next prime is 1224442027. The reversal of 1224442004 is 4002444221.

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 3 ways as a sum of consecutive naturals, for example, 8055464 + ... + 8055615.

It is an arithmetic number, because the mean of its divisors is an integer number (187962600).

Almost surely, 2^1224442004 is an apocalyptic number.

It is an amenable number.

1224442004 is a deficient number, since it is larger than the sum of its proper divisors (1031109196).

1224442004 is a wasteful number, since it uses less digits than its factorization.

1224442004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16111102 (or 16111100 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 1224442004 is about 34992.0277206109. The cubic root of 1224442004 is about 1069.8249936507.

Adding to 1224442004 its reverse (4002444221), we get a palindrome (5226886225).

The spelling of 1224442004 in words is "one billion, two hundred twenty-four million, four hundred forty-two thousand, four".