3340387 has 2 divisors, whose sum is σ = 3340388. Its totient is φ = 3340386.

The previous prime is 3340367. The next prime is 3340391. The reversal of 3340387 is 7830433.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3340387 - 2¹¹ = 3338339 is a prime.

It is a super-2 number, since 2×3340387² = 22316370619538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3340327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1670193 + 1670194.

It is an arithmetic number, because the mean of its divisors is an integer number (1670194).

Almost surely, 2^3340387 is an apocalyptic number.

3340387 is a deficient number, since it is larger than the sum of its proper divisors (1).

3340387 is an equidigital number, since it uses as much as digits as its factorization.

3340387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 3340387 is about 1827.6725636722. The cubic root of 3340387 is about 149.4854517672.

The spelling of 3340387 in words is "three million, three hundred forty thousand, three hundred eighty-seven".