3266381 has 2 divisors, whose sum is σ = 3266382. Its totient is φ = 3266380.

The previous prime is 3266371. The next prime is 3266383. The reversal of 3266381 is 1836623.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2788900 + 477481 = 1670^2 + 691^2 .

It is an emirp because it is prime and its reverse (1836623) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3266381 - 2¹⁰ = 3265357 is a prime.

It is a super-2 number, since 2×3266381² = 21338489674322, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 3266383, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3266383) 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 as a sum of consecutive naturals, namely, 1633190 + 1633191.

It is an arithmetic number, because the mean of its divisors is an integer number (1633191).

Almost surely, 2^3266381 is an apocalyptic number.

It is an amenable number.

3266381 is a deficient number, since it is larger than the sum of its proper divisors (1).

3266381 is an equidigital number, since it uses as much as digits as its factorization.

3266381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 29.

The square root of 3266381 is about 1807.3131991993. The cubic root of 3266381 is about 148.3732513308.

The spelling of 3266381 in words is "three million, two hundred sixty-six thousand, three hundred eighty-one".