65340217 has 8 divisors (see below), whose sum is σ = 68276160. Its totient is φ = 62412240.

The previous prime is 65340181. The next prime is 65340227. The reversal of 65340217 is 71204356.

65340217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 65340217 - 2¹⁹ = 64815929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65340227) 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 in 7 ways as a sum of consecutive naturals, for example, 20134 + ... + 23152.

It is an arithmetic number, because the mean of its divisors is an integer number (8534520).

Almost surely, 2^65340217 is an apocalyptic number.

It is an amenable number.

65340217 is a deficient number, since it is larger than the sum of its proper divisors (2935943).

65340217 is a wasteful number, since it uses less digits than its factorization.

65340217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3983.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 65340217 is about 8083.3295738823. The cubic root of 65340217 is about 402.7728525558.

The spelling of 65340217 in words is "sixty-five million, three hundred forty thousand, two hundred seventeen".