4444289 has 2 divisors, whose sum is σ = 4444290. Its totient is φ = 4444288.

The previous prime is 4444261. The next prime is 4444291. The reversal of 4444289 is 9824444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4443664 + 625 = 2108^2 + 25^2 .

It is a cyclic number.

It is not a de Polignac number, because 4444289 - 2¹² = 4440193 is a prime.

Together with 4444291, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4444229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2222144 + 2222145.

It is an arithmetic number, because the mean of its divisors is an integer number (2222145).

Almost surely, 2^4444289 is an apocalyptic number.

It is an amenable number.

4444289 is a deficient number, since it is larger than the sum of its proper divisors (1).

4444289 is an equidigital number, since it uses as much as digits as its factorization.

4444289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36864, while the sum is 35.

The square root of 4444289 is about 2108.1482395695. The cubic root of 4444289 is about 164.4122214715.

The spelling of 4444289 in words is "four million, four hundred forty-four thousand, two hundred eighty-nine".