2683381 has 2 divisors, whose sum is σ = 2683382. Its totient is φ = 2683380.

The previous prime is 2683363. The next prime is 2683397. The reversal of 2683381 is 1833862.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2531281 + 152100 = 1591^2 + 390^2 .

It is a cyclic number.

It is not a de Polignac number, because 2683381 - 2¹⁹ = 2159093 is a prime.

It is a super-2 number, since 2×2683381² = 14401067182322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2683321) 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, 1341690 + 1341691.

It is an arithmetic number, because the mean of its divisors is an integer number (1341691).

2^2683381 is an apocalyptic number.

It is an amenable number.

2683381 is a deficient number, since it is larger than the sum of its proper divisors (1).

2683381 is an equidigital number, since it uses as much as digits as its factorization.

2683381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 31.

The square root of 2683381 is about 1638.1028661229. The cubic root of 2683381 is about 138.9613784319.

The spelling of 2683381 in words is "two million, six hundred eighty-three thousand, three hundred eighty-one".