4243144424 has 8 divisors (see below), whose sum is σ = 7955895810. Its totient is φ = 2121572208.

The previous prime is 4243144417. The next prime is 4243144459. The reversal of 4243144424 is 4244413424.

It can be written as a sum of positive squares in only one way, i.e., 3573887524 + 669256900 = 59782^2 + 25870^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265196519 + ... + 265196534.

Almost surely, 2^4243144424 is an apocalyptic number.

It is an amenable number.

4243144424 is a deficient number, since it is larger than the sum of its proper divisors (3712751386).

4243144424 is a wasteful number, since it uses less digits than its factorization.

4243144424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530393059 (or 530393055 counting only the distinct ones).

The product of its digits is 49152, while the sum is 32.

The square root of 4243144424 is about 65139.4229633637. The cubic root of 4243144424 is about 1618.9344748563.

Adding to 4243144424 its reverse (4244413424), we get a palindrome (8487557848).

The spelling of 4243144424 in words is "four billion, two hundred forty-three million, one hundred forty-four thousand, four hundred twenty-four".