3340009 has 2 divisors, whose sum is σ = 3340010. Its totient is φ = 3340008.

The previous prime is 3339989. The next prime is 3340021. The reversal of 3340009 is 9000433.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2985984 + 354025 = 1728^2 + 595^2 .

It is a cyclic number.

It is not a de Polignac number, because 3340009 - 2⁵ = 3339977 is a prime.

It is a super-2 number, since 2×3340009² = 22311320240162, which contains 22 as substring.

It is a Chen prime.

3340009 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3340039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1670004 + 1670005.

It is an arithmetic number, because the mean of its divisors is an integer number (1670005).

Almost surely, 2^3340009 is an apocalyptic number.

It is an amenable number.

3340009 is a deficient number, since it is larger than the sum of its proper divisors (1).

3340009 is an equidigital number, since it uses as much as digits as its factorization.

3340009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 3340009 is about 1827.5691505385. The cubic root of 3340009 is about 149.4798129363.

The spelling of 3340009 in words is "three million, three hundred forty thousand, nine".