4402221420 has 24 divisors (see below), whose sum is σ = 12326220144. Its totient is φ = 1173925696.

The previous prime is 4402221407. The next prime is 4402221427. The reversal of 4402221420 is 241222044.

It is not an unprimeable number, because it can be changed into a prime (4402221427) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 36685119 + ... + 36685238.

It is an arithmetic number, because the mean of its divisors is an integer number (513592506).

Almost surely, 2^4402221420 is an apocalyptic number.

It is an amenable number.

4402221420 is an abundant number, since it is smaller than the sum of its proper divisors (7923998724).

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

4402221420 is a wasteful number, since it uses less digits than its factorization.

4402221420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73370369 (or 73370367 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 4402221420 is about 66349.2382774663. The cubic root of 4402221420 is about 1638.9182609659.

Adding to 4402221420 its reverse (241222044), we get a palindrome (4643443464).

The spelling of 4402221420 in words is "four billion, four hundred two million, two hundred twenty-one thousand, four hundred twenty".