3220240422 has 64 divisors (see below), whose sum is σ = 7767244800. Its totient is φ = 869473440.

The previous prime is 3220240381. The next prime is 3220240477. The reversal of 3220240422 is 2240420223.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 329547 + ... + 339177.

It is an arithmetic number, because the mean of its divisors is an integer number (121363200).

Almost surely, 2^3220240422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3220240422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3883622400).

3220240422 is an abundant number, since it is smaller than the sum of its proper divisors (4547004378).

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

3220240422 is a wasteful number, since it uses less digits than its factorization.

3220240422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10081.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 3220240422 is about 56747.1622374194. The cubic root of 3220240422 is about 1476.7130031360.

Adding to 3220240422 its reverse (2240420223), we get a palindrome (5460660645).

The spelling of 3220240422 in words is "three billion, two hundred twenty million, two hundred forty thousand, four hundred twenty-two".