144443224 has 16 divisors (see below), whose sum is σ = 271996920. Its totient is φ = 71910720.

The previous prime is 144443219. The next prime is 144443281. The reversal of 144443224 is 422344441.

It is a junction number, because it is equal to n+sod(n) for n = 144443192 and 144443201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36882 + ... + 40609.

Almost surely, 2^144443224 is an apocalyptic number.

It is an amenable number.

144443224 is a deficient number, since it is larger than the sum of its proper divisors (127553696).

144443224 is a wasteful number, since it uses less digits than its factorization.

144443224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77730 (or 77726 counting only the distinct ones).

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

The square root of 144443224 is about 12018.4534778814. The cubic root of 144443224 is about 524.6854944725.

Adding to 144443224 its reverse (422344441), we get a palindrome (566787665).

The spelling of 144443224 in words is "one hundred forty-four million, four hundred forty-three thousand, two hundred twenty-four".