65299849 has 2 divisors, whose sum is σ = 65299850. Its totient is φ = 65299848.

The previous prime is 65299841. The next prime is 65299859. The reversal of 65299849 is 94899256.

65299849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57836025 + 7463824 = 7605^2 + 2732^2 .

It is a cyclic number.

It is not a de Polignac number, because 65299849 - 2³ = 65299841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65299796 and 65299805.

It is not a weakly prime, because it can be changed into another prime (65299841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32649924 + 32649925.

It is an arithmetic number, because the mean of its divisors is an integer number (32649925).

Almost surely, 2^65299849 is an apocalyptic number.

It is an amenable number.

65299849 is a deficient number, since it is larger than the sum of its proper divisors (1).

65299849 is an equidigital number, since it uses as much as digits as its factorization.

65299849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1399680, while the sum is 52.

The square root of 65299849 is about 8080.8321972431. The cubic root of 65299849 is about 402.6898894397.

The spelling of 65299849 in words is "sixty-five million, two hundred ninety-nine thousand, eight hundred forty-nine".