6598223 has 2 divisors, whose sum is σ = 6598224. Its totient is φ = 6598222.

The previous prime is 6598219. The next prime is 6598237. The reversal of 6598223 is 3228956.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6598223 - 2² = 6598219 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6598523) 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, 3299111 + 3299112.

It is an arithmetic number, because the mean of its divisors is an integer number (3299112).

Almost surely, 2^6598223 is an apocalyptic number.

6598223 is a deficient number, since it is larger than the sum of its proper divisors (1).

6598223 is an equidigital number, since it uses as much as digits as its factorization.

6598223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 35.

The square root of 6598223 is about 2568.7006442947. The cubic root of 6598223 is about 187.5609093966.

The spelling of 6598223 in words is "six million, five hundred ninety-eight thousand, two hundred twenty-three".