6495793 has 2 divisors, whose sum is σ = 6495794. Its totient is φ = 6495792.

The previous prime is 6495791. The next prime is 6495803. The reversal of 6495793 is 3975946.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4875264 + 1620529 = 2208^2 + 1273^2 .

It is a cyclic number.

It is not a de Polignac number, because 6495793 - 2¹ = 6495791 is a prime.

Together with 6495791, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 6⁸ + 4⁷ + 9 + 5 + 7⁵ + 9⁷ + 3 .

6495793 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (6495791) 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, 3247896 + 3247897.

It is an arithmetic number, because the mean of its divisors is an integer number (3247897).

Almost surely, 2^6495793 is an apocalyptic number.

It is an amenable number.

6495793 is a deficient number, since it is larger than the sum of its proper divisors (1).

6495793 is an equidigital number, since it uses as much as digits as its factorization.

6495793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 43.

The square root of 6495793 is about 2548.6845626715. The cubic root of 6495793 is about 186.5852858834.

The spelling of 6495793 in words is "six million, four hundred ninety-five thousand, seven hundred ninety-three".