4224144033 has 8 divisors (see below), whose sum is σ = 6257991200. Its totient is φ = 2816096004.

The previous prime is 4224144007. The next prime is 4224144053. The reversal of 4224144033 is 3304414224.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-4224144033 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 156449779 = 4224144033 / (4 + 2 + 2 + 4 + 1 + 4 + 4 + 0 + 3 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4224143988 and 4224144006.

It is not an unprimeable number, because it can be changed into a prime (4224144053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78224863 + ... + 78224916.

It is an arithmetic number, because the mean of its divisors is an integer number (782248900).

Almost surely, 2^4224144033 is an apocalyptic number.

It is an amenable number.

4224144033 is a deficient number, since it is larger than the sum of its proper divisors (2033847167).

4224144033 is a wasteful number, since it uses less digits than its factorization.

4224144033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156449788 (or 156449782 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 4224144033 is about 64993.4153049369. The cubic root of 4224144033 is about 1616.5143815225.

Adding to 4224144033 its reverse (3304414224), we get a palindrome (7528558257).

The spelling of 4224144033 in words is "four billion, two hundred twenty-four million, one hundred forty-four thousand, thirty-three".