3665017 has 2 divisors, whose sum is σ = 3665018. Its totient is φ = 3665016.

The previous prime is 3664963. The next prime is 3665023. The reversal of 3665017 is 7105663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3644281 + 20736 = 1909^2 + 144^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3665017 is a prime.

It is a super-2 number, since 2×3665017² = 26864699220578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3665087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1832508 + 1832509.

It is an arithmetic number, because the mean of its divisors is an integer number (1832509).

Almost surely, 2^3665017 is an apocalyptic number.

It is an amenable number.

3665017 is a deficient number, since it is larger than the sum of its proper divisors (1).

3665017 is an equidigital number, since it uses as much as digits as its factorization.

3665017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 3665017 is about 1914.4234118919. The cubic root of 3665017 is about 154.1790378515.

The spelling of 3665017 in words is "three million, six hundred sixty-five thousand, seventeen".