4443241440 has 192 divisors, whose sum is σ = 15372467712. Its totient is φ = 1069824000.

The previous prime is 4443241427. The next prime is 4443241441. The reversal of 4443241440 is 441423444.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 4443241398 and 4443241407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4443241441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 794494 + ... + 800066.

It is an arithmetic number, because the mean of its divisors is an integer number (80064936).

Almost surely, 2^4443241440 is an apocalyptic number.

4443241440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4443241440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7686233856).

4443241440 is an abundant number, since it is smaller than the sum of its proper divisors (10929226272).

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

4443241440 is a wasteful number, since it uses less digits than its factorization.

4443241440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5753 (or 5745 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

The square root of 4443241440 is about 66657.6435227049. The cubic root of 4443241440 is about 1643.9930262963.

Adding to 4443241440 its reverse (441423444), we get a palindrome (4884664884).

The spelling of 4443241440 in words is "four billion, four hundred forty-three million, two hundred forty-one thousand, four hundred forty".