3222016 has 80 divisors (see below), whose sum is σ = 7856640. Its totient is φ = 1290240.

The previous prime is 3222007. The next prime is 3222031. The reversal of 3222016 is 6102223.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103921 + ... + 103951.

It is an arithmetic number, because the mean of its divisors is an integer number (98208).

Almost surely, 2^3222016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3222016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3928320).

3222016 is an abundant number, since it is smaller than the sum of its proper divisors (4634624).

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

3222016 is an equidigital number, since it uses as much as digits as its factorization.

3222016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85 (or 69 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 3222016 is about 1794.9974930345. The cubic root of 3222016 is about 147.6984363554.

Adding to 3222016 its reverse (6102223), we get a palindrome (9324239).

The spelling of 3222016 in words is "three million, two hundred twenty-two thousand, sixteen".