3222220302 has 72 divisors (see below), whose sum is σ = 8205253056. Its totient is φ = 911119104.

The previous prime is 3222220291. The next prime is 3222220319. The reversal of 3222220302 is 2030222223.

3222220302 is a `hidden beast` number, since 322 + 22 + 20 + 302 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 66723 + ... + 104385.

It is an arithmetic number, because the mean of its divisors is an integer number (113961848).

Almost surely, 2^3222220302 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3222220302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4102626528).

3222220302 is an abundant number, since it is smaller than the sum of its proper divisors (4983032754).

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

3222220302 is a wasteful number, since it uses less digits than its factorization.

3222220302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37782 (or 37772 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 3222220302 is about 56764.6043058524. The cubic root of 3222220302 is about 1477.0155804980.

Adding to 3222220302 its reverse (2030222223), we get a palindrome (5252442525).

The spelling of 3222220302 in words is "three billion, two hundred twenty-two million, two hundred twenty thousand, three hundred two".