2944444439 has 2 divisors, whose sum is σ = 2944444440. Its totient is φ = 2944444438.

The previous prime is 2944444427. The next prime is 2944444507. The reversal of 2944444439 is 9344444492.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2944444439 - 2²⁸ = 2676008983 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2944444393 and 2944444402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2944444639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1472222219 + 1472222220.

It is an arithmetic number, because the mean of its divisors is an integer number (1472222220).

Almost surely, 2^2944444439 is an apocalyptic number.

2944444439 is a deficient number, since it is larger than the sum of its proper divisors (1).

2944444439 is an equidigital number, since it uses as much as digits as its factorization.

2944444439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1990656, while the sum is 47.

The square root of 2944444439 is about 54262.7352701649. The cubic root of 2944444439 is about 1433.2912664356.

The spelling of 2944444439 in words is "two billion, nine hundred forty-four million, four hundred forty-four thousand, four hundred thirty-nine".