6490597 has 2 divisors, whose sum is σ = 6490598. Its totient is φ = 6490596.

The previous prime is 6490591. The next prime is 6490613. The reversal of 6490597 is 7950946.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4198401 + 2292196 = 2049^2 + 1514^2 .

It is a cyclic number.

It is not a de Polignac number, because 6490597 - 2¹⁹ = 5966309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6490591) 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, 3245298 + 3245299.

It is an arithmetic number, because the mean of its divisors is an integer number (3245299).

Almost surely, 2^6490597 is an apocalyptic number.

It is an amenable number.

6490597 is a deficient number, since it is larger than the sum of its proper divisors (1).

6490597 is an equidigital number, since it uses as much as digits as its factorization.

6490597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 6490597 is about 2547.6650093762. The cubic root of 6490597 is about 186.5355226104.

The spelling of 6490597 in words is "six million, four hundred ninety thousand, five hundred ninety-seven".