3222646 has 8 divisors (see below), whose sum is σ = 5524560. Its totient is φ = 1381128.

The previous prime is 3222643. The next prime is 3222677. The reversal of 3222646 is 6462223.

It is a happy number.

3222646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 13.

It is a zygodrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 3222646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3222643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115081 + ... + 115108.

It is an arithmetic number, because the mean of its divisors is an integer number (690570).

Almost surely, 2^3222646 is an apocalyptic number.

3222646 is a deficient number, since it is larger than the sum of its proper divisors (2301914).

3222646 is a wasteful number, since it uses less digits than its factorization.

3222646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230198.

The product of its digits is 3456, while the sum is 25.

The square root of 3222646 is about 1795.1729721673. The cubic root of 3222646 is about 147.7080622077.

Adding to 3222646 its reverse (6462223), we get a palindrome (9684869).

The spelling of 3222646 in words is "three million, two hundred twenty-two thousand, six hundred forty-six".