3394891 has 2 divisors, whose sum is σ = 3394892. Its totient is φ = 3394890.

The previous prime is 3394879. The next prime is 3394907. The reversal of 3394891 is 1984933.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3394891 - 2⁹ = 3394379 is a prime.

3394891 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3394891.

It is not a weakly prime, because it can be changed into another prime (3394871) 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, 1697445 + 1697446.

It is an arithmetic number, because the mean of its divisors is an integer number (1697446).

Almost surely, 2^3394891 is an apocalyptic number.

3394891 is a deficient number, since it is larger than the sum of its proper divisors (1).

3394891 is an equidigital number, since it uses as much as digits as its factorization.

3394891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 37.

The square root of 3394891 is about 1842.5229984996. The cubic root of 3394891 is about 150.2941044551.

The spelling of 3394891 in words is "three million, three hundred ninety-four thousand, eight hundred ninety-one".