6505797 has 4 divisors (see below), whose sum is σ = 8674400. Its totient is φ = 4337196.

The previous prime is 6505783. The next prime is 6505799. The reversal of 6505797 is 7975056.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6505797 - 2¹⁵ = 6473029 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6505799) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1084297 + ... + 1084302.

It is an arithmetic number, because the mean of its divisors is an integer number (2168600).

Almost surely, 2^6505797 is an apocalyptic number.

It is an amenable number.

6505797 is a deficient number, since it is larger than the sum of its proper divisors (2168603).

6505797 is a wasteful number, since it uses less digits than its factorization.

6505797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2168602.

The product of its (nonzero) digits is 66150, while the sum is 39.

The square root of 6505797 is about 2550.6463886631. The cubic root of 6505797 is about 186.6810217844.

The spelling of 6505797 in words is "six million, five hundred five thousand, seven hundred ninety-seven".