3221133 has 4 divisors (see below), whose sum is σ = 4294848. Its totient is φ = 2147420.

The previous prime is 3221129. The next prime is 3221137. The reversal of 3221133 is 3311223.

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.

It is an interprime number because it is at equal distance from previous prime (3221129) and next prime (3221137).

It is a cyclic number.

It is not a de Polignac number, because 3221133 - 2² = 3221129 is a prime.

It is a d-powerful number, because it can be written as 3¹⁰ + 2¹¹ + 2²¹ + 1 + 1 + 3¹² + 3¹² .

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3221137) 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, 536853 + ... + 536858.

It is an arithmetic number, because the mean of its divisors is an integer number (1073712).

Almost surely, 2^3221133 is an apocalyptic number.

It is an amenable number.

3221133 is a deficient number, since it is larger than the sum of its proper divisors (1073715).

3221133 is a wasteful number, since it uses less digits than its factorization.

3221133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073714.

The product of its digits is 108, while the sum is 15.

The square root of 3221133 is about 1794.7515148343. The cubic root of 3221133 is about 147.6849427709.

Adding to 3221133 its reverse (3311223), we get a palindrome (6532356).

The spelling of 3221133 in words is "three million, two hundred twenty-one thousand, one hundred thirty-three".