3222340221 has 8 divisors (see below), whose sum is σ = 4299043840. Its totient is φ = 2146931712.

The previous prime is 3222340211. The next prime is 3222340237. The reversal of 3222340221 is 1220432223.

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

It is a de Polignac number, because none of the positive numbers 2^k-3222340221 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3222340211) 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 7 ways as a sum of consecutive naturals, for example, 317956 + ... + 327933.

It is an arithmetic number, because the mean of its divisors is an integer number (537380480).

Almost surely, 2^3222340221 is an apocalyptic number.

It is an amenable number.

3222340221 is a deficient number, since it is larger than the sum of its proper divisors (1076703619).

3222340221 is a wasteful number, since it uses less digits than its factorization.

3222340221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647555.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 3222340221 is about 56765.6605792622. The cubic root of 3222340221 is about 1477.0339032710.

Adding to 3222340221 its reverse (1220432223), we get a palindrome (4442772444).

The spelling of 3222340221 in words is "three billion, two hundred twenty-two million, three hundred forty thousand, two hundred twenty-one".