3381281 has 2 divisors, whose sum is σ = 3381282. Its totient is φ = 3381280.

The previous prime is 3381271. The next prime is 3381331. The reversal of 3381281 is 1821833.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2755600 + 625681 = 1660^2 + 791^2 .

It is a cyclic number.

It is not a de Polignac number, because 3381281 - 2¹⁴ = 3364897 is a prime.

It is a super-2 number, since 2×3381281² = 22866122401922, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3381281.

It is not a weakly prime, because it can be changed into another prime (3381211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1690640 + 1690641.

It is an arithmetic number, because the mean of its divisors is an integer number (1690641).

Almost surely, 2^3381281 is an apocalyptic number.

It is an amenable number.

3381281 is a deficient number, since it is larger than the sum of its proper divisors (1).

3381281 is an equidigital number, since it uses as much as digits as its factorization.

3381281 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 26.

The square root of 3381281 is about 1838.8259841540. The cubic root of 3381281 is about 150.0929941871.

The spelling of 3381281 in words is "three million, three hundred eighty-one thousand, two hundred eighty-one".