3994411 has 2 divisors, whose sum is σ = 3994412. Its totient is φ = 3994410.

The previous prime is 3994391. The next prime is 3994421. The reversal of 3994411 is 1144993.

It is a strong prime.

It is an emirp because it is prime and its reverse (1144993) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3994411 - 2¹⁷ = 3863339 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3994421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1997205 + 1997206.

It is an arithmetic number, because the mean of its divisors is an integer number (1997206).

Almost surely, 2^3994411 is an apocalyptic number.

3994411 is a deficient number, since it is larger than the sum of its proper divisors (1).

3994411 is an equidigital number, since it uses as much as digits as its factorization.

3994411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 31.

The square root of 3994411 is about 1998.6022615818. The cubic root of 3994411 is about 158.6661375317. Note that the first 3 decimals are identical.

The spelling of 3994411 in words is "three million, nine hundred ninety-four thousand, four hundred eleven".