3003645 has 16 divisors (see below), whose sum is σ = 5088960. Its totient is φ = 1507584.

The previous prime is 3003643. The next prime is 3003647. The reversal of 3003645 is 5463003.

It is an interprime number because it is at equal distance from previous prime (3003643) and next prime (3003647).

It is not a de Polignac number, because 3003645 - 2¹ = 3003643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3003641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5635 + ... + 6144.

It is an arithmetic number, because the mean of its divisors is an integer number (318060).

Almost surely, 2^3003645 is an apocalyptic number.

It is an amenable number.

3003645 is a deficient number, since it is larger than the sum of its proper divisors (2085315).

3003645 is a wasteful number, since it uses less digits than its factorization.

3003645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11804.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 3003645 is about 1733.1027090164. The cubic root of 3003645 is about 144.2833444978.

Adding to 3003645 its reverse (5463003), we get a palindrome (8466648).

The spelling of 3003645 in words is "three million, three thousand, six hundred forty-five".