3225222 has 96 divisors (see below), whose sum is σ = 9434880. Its totient is φ = 768960.

The previous prime is 3225203. The next prime is 3225227. The reversal of 3225222 is 2225223.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a d-powerful number, because it can be written as 3⁴ + 2³ + 2⁸ + 5⁷ + 2¹⁰ + 2²⁰ + 2²¹ .

It is a junction number, because it is equal to n+sod(n) for n = 3225195 and 3225204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3225227) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17929 + ... + 18107.

It is an arithmetic number, because the mean of its divisors is an integer number (98280).

Almost surely, 2^3225222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3225222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4717440).

3225222 is an abundant number, since it is smaller than the sum of its proper divisors (6209658).

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

3225222 is a wasteful number, since it uses less digits than its factorization.

3225222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218 (or 215 counting only the distinct ones).

The product of its digits is 480, while the sum is 18.

The square root of 3225222 is about 1795.8903084543. The cubic root of 3225222 is about 147.7474082018.

Subtracting from 3225222 its reverse (2225223), we obtain a palindrome (999999).

The spelling of 3225222 in words is "three million, two hundred twenty-five thousand, two hundred twenty-two".