8493559 has 2 divisors, whose sum is σ = 8493560. Its totient is φ = 8493558.

The previous prime is 8493503. The next prime is 8493631. The reversal of 8493559 is 9553948.

It is a happy number.

8493559 is nontrivially palindromic in base 3.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8493559 - 2⁷ = 8493431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8493959) 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, 4246779 + 4246780.

It is an arithmetic number, because the mean of its divisors is an integer number (4246780).

Almost surely, 2^8493559 is an apocalyptic number.

8493559 is a deficient number, since it is larger than the sum of its proper divisors (1).

8493559 is an equidigital number, since it uses as much as digits as its factorization.

8493559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 194400, while the sum is 43.

The square root of 8493559 is about 2914.3711156955. The cubic root of 8493559 is about 204.0311931668.

The spelling of 8493559 in words is "eight million, four hundred ninety-three thousand, five hundred fifty-nine".