3220228 has 24 divisors (see below), whose sum is σ = 6199200. Its totient is φ = 1451520.

The previous prime is 3220219. The next prime is 3220267. The reversal of 3220228 is 8220223.

It is a super-3 number, since 3×3220228³ (a number of 21 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6948 + ... + 7396.

It is an arithmetic number, because the mean of its divisors is an integer number (258300).

Almost surely, 2^3220228 is an apocalyptic number.

It is an amenable number.

3220228 is a deficient number, since it is larger than the sum of its proper divisors (2978972).

3220228 is a wasteful number, since it uses less digits than its factorization.

3220228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627 (or 625 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 3220228 is about 1794.4993730843. The cubic root of 3220228 is about 147.6711104339.

The spelling of 3220228 in words is "three million, two hundred twenty thousand, two hundred twenty-eight".