1224232444 has 12 divisors (see below), whose sum is σ = 2149167384. Its totient is φ = 610184624.

The previous prime is 1224232433. The next prime is 1224232447. The reversal of 1224232444 is 4442324221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224232447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 481474 + ... + 484009.

It is an arithmetic number, because the mean of its divisors is an integer number (179097282).

Almost surely, 2^1224232444 is an apocalyptic number.

It is an amenable number.

1224232444 is a deficient number, since it is larger than the sum of its proper divisors (924934940).

1224232444 is a wasteful number, since it uses less digits than its factorization.

1224232444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965804 (or 965802 counting only the distinct ones).

The product of its digits is 12288, while the sum is 28.

The square root of 1224232444 is about 34989.0331961316. The cubic root of 1224232444 is about 1069.7639575988.

Adding to 1224232444 its reverse (4442324221), we get a palindrome (5666556665).

The spelling of 1224232444 in words is "one billion, two hundred twenty-four million, two hundred thirty-two thousand, four hundred forty-four".