3228218 has 12 divisors (see below), whose sum is σ = 5633082. Its totient is φ = 1383480.

The previous prime is 3228209. The next prime is 3228221. The reversal of 3228218 is 8128223.

It can be written as a sum of positive squares in only one way, i.e., 2140369 + 1087849 = 1463^2 + 1043^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16373 + ... + 16568.

Almost surely, 2^3228218 is an apocalyptic number.

3228218 is a deficient number, since it is larger than the sum of its proper divisors (2404864).

3228218 is a wasteful number, since it uses less digits than its factorization.

3228218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32957 (or 32950 counting only the distinct ones).

The product of its digits is 1536, while the sum is 26.

The square root of 3228218 is about 1796.7242415017. The cubic root of 3228218 is about 147.7931429597.

The spelling of 3228218 in words is "three million, two hundred twenty-eight thousand, two hundred eighteen".