2289743 has 2 divisors, whose sum is σ = 2289744. Its totient is φ = 2289742.

The previous prime is 2289739. The next prime is 2289751. The reversal of 2289743 is 3479822.

2289743 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2289743 - 2² = 2289739 is a prime.

It is a d-powerful number, because it can be written as 2 + 2¹⁷ + 8⁷ + 9⁵ + 7⁴ + 4³ + 3 .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2289773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1144871 + 1144872.

It is an arithmetic number, because the mean of its divisors is an integer number (1144872).

2^2289743 is an apocalyptic number.

2289743 is a deficient number, since it is larger than the sum of its proper divisors (1).

2289743 is an equidigital number, since it uses as much as digits as its factorization.

2289743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 35.

The square root of 2289743 is about 1513.1896774694. The cubic root of 2289743 is about 131.8040979872.

The spelling of 2289743 in words is "two million, two hundred eighty-nine thousand, seven hundred forty-three".