6459223 has 2 divisors, whose sum is σ = 6459224. Its totient is φ = 6459222.

The previous prime is 6459203. The next prime is 6459227. The reversal of 6459223 is 3229546.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6459223 - 2¹³ = 6451031 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 6 + 4⁷ + 5 + 9⁷ + 2¹⁵ + 2¹⁵ + 3¹³ .

It is the 2542-nd Hogben number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6459227) by changing a digit.

It is a nontrivial repunit in base 2541.

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, 3229611 + 3229612.

It is an arithmetic number, because the mean of its divisors is an integer number (3229612).

Almost surely, 2^6459223 is an apocalyptic number.

6459223 is a deficient number, since it is larger than the sum of its proper divisors (1).

6459223 is an equidigital number, since it uses as much as digits as its factorization.

6459223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 31.

The square root of 6459223 is about 2541.5001475507. The cubic root of 6459223 is about 186.2344809375.

The spelling of 6459223 in words is "six million, four hundred fifty-nine thousand, two hundred twenty-three".