4242044441 has 2 divisors, whose sum is σ = 4242044442. Its totient is φ = 4242044440.

The previous prime is 4242044437. The next prime is 4242044447. The reversal of 4242044441 is 1444402424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3386774416 + 855270025 = 58196^2 + 29245^2 .

It is a cyclic number.

It is not a de Polignac number, because 4242044441 - 2² = 4242044437 is a prime.

It is not a weakly prime, because it can be changed into another prime (4242044447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2121022220 + 2121022221.

It is an arithmetic number, because the mean of its divisors is an integer number (2121022221).

Almost surely, 2^4242044441 is an apocalyptic number.

It is an amenable number.

4242044441 is a deficient number, since it is larger than the sum of its proper divisors (1).

4242044441 is an equidigital number, since it uses as much as digits as its factorization.

4242044441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16384, while the sum is 29.

The square root of 4242044441 is about 65130.9791190030. The cubic root of 4242044441 is about 1618.7945664827.

Adding to 4242044441 its reverse (1444402424), we get a palindrome (5686446865).

The spelling of 4242044441 in words is "four billion, two hundred forty-two million, forty-four thousand, four hundred forty-one".