3265987217 has 2 divisors, whose sum is σ = 3265987218. Its totient is φ = 3265987216.

The previous prime is 3265987199. The next prime is 3265987271. The reversal of 3265987217 is 7127895623.

Together with next prime (3265987271) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3258012241 + 7974976 = 57079^2 + 2824^2 .

It is a cyclic number.

It is not a de Polignac number, because 3265987217 - 2⁸ = 3265986961 is a prime.

It is not a weakly prime, because it can be changed into another prime (3265980217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1632993608 + 1632993609.

It is an arithmetic number, because the mean of its divisors is an integer number (1632993609).

Almost surely, 2^3265987217 is an apocalyptic number.

It is an amenable number.

3265987217 is a deficient number, since it is larger than the sum of its proper divisors (1).

3265987217 is an equidigital number, since it uses as much as digits as its factorization.

3265987217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1270080, while the sum is 50.

The square root of 3265987217 is about 57148.8164094411. The cubic root of 3265987217 is about 1483.6728864486.

The spelling of 3265987217 in words is "three billion, two hundred sixty-five million, nine hundred eighty-seven thousand, two hundred seventeen".