3420089 has 2 divisors, whose sum is σ = 3420090. Its totient is φ = 3420088.

The previous prime is 3420083. The next prime is 3420101. The reversal of 3420089 is 9800243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2941225 + 478864 = 1715^2 + 692^2 .

It is an emirp because it is prime and its reverse (9800243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3420089 - 2¹⁶ = 3354553 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3420083) 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, 1710044 + 1710045.

It is an arithmetic number, because the mean of its divisors is an integer number (1710045).

Almost surely, 2^3420089 is an apocalyptic number.

It is an amenable number.

3420089 is a deficient number, since it is larger than the sum of its proper divisors (1).

3420089 is an equidigital number, since it uses as much as digits as its factorization.

3420089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 3420089 is about 1849.3482635783. The cubic root of 3420089 is about 150.6650323741.

The spelling of 3420089 in words is "three million, four hundred twenty thousand, eighty-nine".