6505469 has 2 divisors, whose sum is σ = 6505470. Its totient is φ = 6505468.

The previous prime is 6505453. The next prime is 6505501. The reversal of 6505469 is 9645056.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5152900 + 1352569 = 2270^2 + 1163^2 .

It is a cyclic number.

It is not a de Polignac number, because 6505469 - 2⁴ = 6505453 is a prime.

It is a super-2 number, since 2×6505469² = 84642253819922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6505409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3252734 + 3252735.

It is an arithmetic number, because the mean of its divisors is an integer number (3252735).

Almost surely, 2^6505469 is an apocalyptic number.

It is an amenable number.

6505469 is a deficient number, since it is larger than the sum of its proper divisors (1).

6505469 is an equidigital number, since it uses as much as digits as its factorization.

6505469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 6505469 is about 2550.5820904256. The cubic root of 6505469 is about 186.6778844591.

The spelling of 6505469 in words is "six million, five hundred five thousand, four hundred sixty-nine".