2064534217 has 4 divisors (see below), whose sum is σ = 2064790420. Its totient is φ = 2064278016.

The previous prime is 2064534137. The next prime is 2064534259. The reversal of 2064534217 is 7124354602.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 293471161 + 1771063056 = 17131^2 + 42084^2 .

It is a cyclic number.

It is not a de Polignac number, because 2064534217 - 2¹⁹ = 2064009929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2064534287) 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, 115608 + ... + 132265.

It is an arithmetic number, because the mean of its divisors is an integer number (516197605).

Almost surely, 2^2064534217 is an apocalyptic number.

It is an amenable number.

2064534217 is a deficient number, since it is larger than the sum of its proper divisors (256203).

2064534217 is an equidigital number, since it uses as much as digits as its factorization.

2064534217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256202.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 2064534217 is about 45437.1457840389. The cubic root of 2064534217 is about 1273.3291900596.

Adding to 2064534217 its reverse (7124354602), we get a palindrome (9188888819).

The spelling of 2064534217 in words is "two billion, sixty-four million, five hundred thirty-four thousand, two hundred seventeen".