3003641 has 2 divisors, whose sum is σ = 3003642. Its totient is φ = 3003640.

The previous prime is 3003607. The next prime is 3003643. The reversal of 3003641 is 1463003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2238016 + 765625 = 1496^2 + 875^2 .

It is a cyclic number.

It is not a de Polignac number, because 3003641 - 2¹⁰ = 3002617 is a prime.

Together with 3003643, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3003643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1501820 + 1501821.

It is an arithmetic number, because the mean of its divisors is an integer number (1501821).

Almost surely, 2^3003641 is an apocalyptic number.

It is an amenable number.

3003641 is a deficient number, since it is larger than the sum of its proper divisors (1).

3003641 is an equidigital number, since it uses as much as digits as its factorization.

3003641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 3003641 is about 1733.1015550163. The cubic root of 3003641 is about 144.2832804497.

Adding to 3003641 its reverse (1463003), we get a palindrome (4466644).

The spelling of 3003641 in words is "three million, three thousand, six hundred forty-one".