3003321 has 4 divisors (see below), whose sum is σ = 4004432. Its totient is φ = 2002212.

The previous prime is 3003307. The next prime is 3003323. The reversal of 3003321 is 1233003.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1233003 = 3 ⋅411001.

It is not a de Polignac number, because 3003321 - 2⁶ = 3003257 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3003297 and 3003306.

It is not an unprimeable number, because it can be changed into a prime (3003323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500551 + ... + 500556.

It is an arithmetic number, because the mean of its divisors is an integer number (1001108).

Almost surely, 2^3003321 is an apocalyptic number.

It is an amenable number.

3003321 is a deficient number, since it is larger than the sum of its proper divisors (1001111).

3003321 is a wasteful number, since it uses less digits than its factorization.

3003321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001110.

The product of its (nonzero) digits is 54, while the sum is 12.

The square root of 3003321 is about 1733.0092325201. The cubic root of 3003321 is about 144.2781564141.

Adding to 3003321 its reverse (1233003), we get a palindrome (4236324).

The spelling of 3003321 in words is "three million, three thousand, three hundred twenty-one".