6493659 has 8 divisors (see below), whose sum is σ = 9034752. Its totient is φ = 4140840.

The previous prime is 6493631. The next prime is 6493667. The reversal of 6493659 is 9563946.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6493659 - 2⁹ = 6493147 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6493659.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6493679) 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 in 7 ways as a sum of consecutive naturals, for example, 46987 + ... + 47124.

It is an arithmetic number, because the mean of its divisors is an integer number (1129344).

Almost surely, 2^6493659 is an apocalyptic number.

6493659 is a gapful number since it is divisible by the number (69) formed by its first and last digit.

6493659 is a deficient number, since it is larger than the sum of its proper divisors (2541093).

6493659 is a wasteful number, since it uses less digits than its factorization.

6493659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94137.

The product of its digits is 174960, while the sum is 42.

The square root of 6493659 is about 2548.2658809473. The cubic root of 6493659 is about 186.5648512929.

The spelling of 6493659 in words is "six million, four hundred ninety-three thousand, six hundred fifty-nine".