6559243 has 6 divisors (see below), whose sum is σ = 6635132. Its totient is φ = 6484200.

The previous prime is 6559219. The next prime is 6559253. The reversal of 6559243 is 3429556.

It is not a de Polignac number, because 6559243 - 2¹⁷ = 6428171 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6559199 and 6559208.

It is not an unprimeable number, because it can be changed into a prime (6559253) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9880 + ... + 10522.

Almost surely, 2^6559243 is an apocalyptic number.

6559243 is a deficient number, since it is larger than the sum of its proper divisors (75889).

6559243 is an equidigital number, since it uses as much as digits as its factorization.

6559243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845 (or 744 counting only the distinct ones).

The product of its digits is 32400, while the sum is 34.

The square root of 6559243 is about 2561.1019112874. The cubic root of 6559243 is about 187.1908315298.

The spelling of 6559243 in words is "six million, five hundred fifty-nine thousand, two hundred forty-three".