4439984472 has 288 divisors, whose sum is σ = 15365376000. Its totient is φ = 1145289600.

The previous prime is 4439984449. The next prime is 4439984473. The reversal of 4439984472 is 2744899344.

4439984472 is a `hidden beast` number, since 4 + 4 + 3 + 99 + 84 + 472 = 666.

It is a super-2 number, since 2×4439984472² = 39426924223202237568, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4439984473) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 7412029 + ... + 7412627.

It is an arithmetic number, because the mean of its divisors is an integer number (53352000).

Almost surely, 2^4439984472 is an apocalyptic number.

4439984472 is a gapful number since it is divisible by the number (42) 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 4439984472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7682688000).

4439984472 is an abundant number, since it is smaller than the sum of its proper divisors (10925391528).

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

4439984472 is a wasteful number, since it uses less digits than its factorization.

4439984472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827 (or 813 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 54.

The square root of 4439984472 is about 66633.2084774551. The cubic root of 4439984472 is about 1643.5912369286.

The spelling of 4439984472 in words is "four billion, four hundred thirty-nine million, nine hundred eighty-four thousand, four hundred seventy-two".