3033221 has 8 divisors (see below), whose sum is σ = 3132864. Its totient is φ = 2934880.

The previous prime is 3033187. The next prime is 3033229. The reversal of 3033221 is 1223303.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3033221 is a prime.

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 = 3033196 and 3033205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3033229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6626 + ... + 7068.

It is an arithmetic number, because the mean of its divisors is an integer number (391608).

Almost surely, 2^3033221 is an apocalyptic number.

It is an amenable number.

3033221 is a deficient number, since it is larger than the sum of its proper divisors (99643).

3033221 is a wasteful number, since it uses less digits than its factorization.

3033221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 3033221 is about 1741.6144808769. The cubic root of 3033221 is about 144.7553703153.

Adding to 3033221 its reverse (1223303), we get a palindrome (4256524).

The spelling of 3033221 in words is "three million, thirty-three thousand, two hundred twenty-one".