2944789 has 2 divisors, whose sum is σ = 2944790. Its totient is φ = 2944788.

The previous prime is 2944763. The next prime is 2944807. The reversal of 2944789 is 9874492.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2125764 + 819025 = 1458^2 + 905^2 .

It is a cyclic number.

It is not a de Polignac number, because 2944789 - 2¹¹ = 2942741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2944709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1472394 + 1472395.

It is an arithmetic number, because the mean of its divisors is an integer number (1472395).

2^2944789 is an apocalyptic number.

It is an amenable number.

2944789 is a deficient number, since it is larger than the sum of its proper divisors (1).

2944789 is an equidigital number, since it uses as much as digits as its factorization.

2944789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 43.

The square root of 2944789 is about 1716.0387524762. The cubic root of 2944789 is about 143.3347172512.

The spelling of 2944789 in words is "two million, nine hundred forty-four thousand, seven hundred eighty-nine".