4440221120 has 56 divisors (see below), whose sum is σ = 10700729424. Its totient is φ = 1754679296.

The previous prime is 4440221113. The next prime is 4440221147. The reversal of 4440221120 is 211220444.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 4440221092 and 4440221101.

It is a congruent number.

It is an unprimeable number.

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, 57029 + ... + 110148.

It is an arithmetic number, because the mean of its divisors is an integer number (191084454).

Almost surely, 2^4440221120 is an apocalyptic number.

4440221120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4440221120 is an abundant number, since it is smaller than the sum of its proper divisors (6260508304).

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

4440221120 is a wasteful number, since it uses less digits than its factorization.

4440221120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167277 (or 167267 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 4440221120 is about 66634.9842049955. The cubic root of 4440221120 is about 1643.6204371560.

Adding to 4440221120 its reverse (211220444), we get a palindrome (4651441564).

The spelling of 4440221120 in words is "four billion, four hundred forty million, two hundred twenty-one thousand, one hundred twenty".