3229218 has 48 divisors (see below), whose sum is σ = 7573176. Its totient is φ = 990720.

The previous prime is 3229207. The next prime is 3229231. The reversal of 3229218 is 8129223.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2934369 + 294849 = 1713^2 + 543^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3229191 and 3229200.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18580 + ... + 18752.

Almost surely, 2^3229218 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3229218, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3786588).

3229218 is an abundant number, since it is smaller than the sum of its proper divisors (4343958).

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

3229218 is a wasteful number, since it uses less digits than its factorization.

3229218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259 (or 256 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 3229218 is about 1797.0025041719. The cubic root of 3229218 is about 147.8084019338.

The spelling of 3229218 in words is "three million, two hundred twenty-nine thousand, two hundred eighteen".