6498659 has 2 divisors, whose sum is σ = 6498660. Its totient is φ = 6498658.

The previous prime is 6498629. The next prime is 6498671. The reversal of 6498659 is 9568946.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6498659 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 6² + 4³ + 9² + 8⁵ + 6⁸ + 5⁵ + 9⁷ .

It is not a weakly prime, because it can be changed into another prime (6498629) 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, 3249329 + 3249330.

It is an arithmetic number, because the mean of its divisors is an integer number (3249330).

Almost surely, 2^6498659 is an apocalyptic number.

6498659 is a deficient number, since it is larger than the sum of its proper divisors (1).

6498659 is an equidigital number, since it uses as much as digits as its factorization.

6498659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 47.

The square root of 6498659 is about 2549.2467514935. The cubic root of 6498659 is about 186.6127228621.

The spelling of 6498659 in words is "six million, four hundred ninety-eight thousand, six hundred fifty-nine".