3221268 has 12 divisors (see below), whose sum is σ = 7516320. Its totient is φ = 1073752.

The previous prime is 3221261. The next prime is 3221269. The reversal of 3221268 is 8621223.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3221261) 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, 134208 + ... + 134231.

It is an arithmetic number, because the mean of its divisors is an integer number (626360).

Almost surely, 2^3221268 is an apocalyptic number.

It is an amenable number.

3221268 is an abundant number, since it is smaller than the sum of its proper divisors (4295052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3221268 is a wasteful number, since it uses less digits than its factorization.

3221268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268446 (or 268444 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

The square root of 3221268 is about 1794.7891241034. The cubic root of 3221268 is about 147.6870059362.

The spelling of 3221268 in words is "three million, two hundred twenty-one thousand, two hundred sixty-eight".