65304469 has 2 divisors, whose sum is σ = 65304470. Its totient is φ = 65304468.

The previous prime is 65304457. The next prime is 65304523. The reversal of 65304469 is 96440356.

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., 53846244 + 11458225 = 7338^2 + 3385^2 .

It is a cyclic number.

It is not a de Polignac number, because 65304469 - 2⁷ = 65304341 is a prime.

It is a super-2 number, since 2×65304469² = 8529347342743922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65304419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32652234 + 32652235.

It is an arithmetic number, because the mean of its divisors is an integer number (32652235).

Almost surely, 2^65304469 is an apocalyptic number.

It is an amenable number.

65304469 is a deficient number, since it is larger than the sum of its proper divisors (1).

65304469 is an equidigital number, since it uses as much as digits as its factorization.

65304469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 65304469 is about 8081.1180538339. The cubic root of 65304469 is about 402.6993860590.

The spelling of 65304469 in words is "sixty-five million, three hundred four thousand, four hundred sixty-nine".