3339989 has 2 divisors, whose sum is σ = 3339990. Its totient is φ = 3339988.

The previous prime is 3339979. The next prime is 3340009. The reversal of 3339989 is 9899333.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2907025 + 432964 = 1705^2 + 658^2 .

It is an emirp because it is prime and its reverse (9899333) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3339989 is a prime.

It is a super-2 number, since 2×3339989² = 22311053040242, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3339949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1669994 + 1669995.

It is an arithmetic number, because the mean of its divisors is an integer number (1669995).

Almost surely, 2^3339989 is an apocalyptic number.

It is an amenable number.

3339989 is a deficient number, since it is larger than the sum of its proper divisors (1).

3339989 is an equidigital number, since it uses as much as digits as its factorization.

3339989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 157464, while the sum is 44.

The square root of 3339989 is about 1827.5636787811. The cubic root of 3339989 is about 149.4795145736.

The spelling of 3339989 in words is "three million, three hundred thirty-nine thousand, nine hundred eighty-nine".