3006623 has 2 divisors, whose sum is σ = 3006624. Its totient is φ = 3006622.

The previous prime is 3006599. The next prime is 3006631. The reversal of 3006623 is 3266003.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3006623 - 2¹⁰ = 3005599 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 3006595 and 3006604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3006323) 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, 1503311 + 1503312.

It is an arithmetic number, because the mean of its divisors is an integer number (1503312).

Almost surely, 2^3006623 is an apocalyptic number.

3006623 is a deficient number, since it is larger than the sum of its proper divisors (1).

3006623 is an equidigital number, since it uses as much as digits as its factorization.

3006623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 3006623 is about 1733.9616489415. The cubic root of 3006623 is about 144.3310125673.

The spelling of 3006623 in words is "three million, six thousand, six hundred twenty-three".