3381881 has 2 divisors, whose sum is σ = 3381882. Its totient is φ = 3381880.

The previous prime is 3381841. The next prime is 3381913. The reversal of 3381881 is 1881833.

It is an a-pointer prime, because the next prime (3381913) can be obtained adding 3381881 to its sum of digits (32).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2496400 + 885481 = 1580^2 + 941^2 .

It is a cyclic number.

It is not a de Polignac number, because 3381881 - 2¹⁰ = 3380857 is a prime.

It is a super-2 number, since 2×3381881² = 22874238196322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3381841) 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, 1690940 + 1690941.

It is an arithmetic number, because the mean of its divisors is an integer number (1690941).

Almost surely, 2^3381881 is an apocalyptic number.

It is an amenable number.

3381881 is a deficient number, since it is larger than the sum of its proper divisors (1).

3381881 is an equidigital number, since it uses as much as digits as its factorization.

3381881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 32.

The square root of 3381881 is about 1838.9891244920. The cubic root of 3381881 is about 150.1018715397.

The spelling of 3381881 in words is "three million, three hundred eighty-one thousand, eight hundred eighty-one".