3366689 has 2 divisors, whose sum is σ = 3366690. Its totient is φ = 3366688.

The previous prime is 3366679. The next prime is 3366703. The reversal of 3366689 is 9866633.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3312400 + 54289 = 1820^2 + 233^2 .

It is a cyclic number.

It is not a de Polignac number, because 3366689 - 2⁴ = 3366673 is a prime.

It is a super-2 number, since 2×3366689² = 22669189645442, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (3366619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1683344 + 1683345.

It is an arithmetic number, because the mean of its divisors is an integer number (1683345).

Almost surely, 2^3366689 is an apocalyptic number.

It is an amenable number.

3366689 is a deficient number, since it is larger than the sum of its proper divisors (1).

3366689 is an equidigital number, since it uses as much as digits as its factorization.

3366689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 41.

The square root of 3366689 is about 1834.8539451411. The cubic root of 3366689 is about 149.8767728690.

The spelling of 3366689 in words is "three million, three hundred sixty-six thousand, six hundred eighty-nine".