4400043340 has 96 divisors (see below), whose sum is σ = 11536358400. Its totient is φ = 1369509120.

The previous prime is 4400043331. The next prime is 4400043383. The reversal of 4400043340 is 433400044.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1413706 + ... + 1416814.

It is an arithmetic number, because the mean of its divisors is an integer number (120170400).

Almost surely, 2^4400043340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4400043340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5768179200).

4400043340 is an abundant number, since it is smaller than the sum of its proper divisors (7136315060).

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

4400043340 is a wasteful number, since it uses less digits than its factorization.

4400043340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4055 (or 4053 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 4400043340 is about 66332.8224938454. The cubic root of 4400043340 is about 1638.6479213933.

Adding to 4400043340 its reverse (433400044), we get a palindrome (4833443384).

It can be divided in two parts, 440004 and 3340, that added together give a palindrome (443344).

The spelling of 4400043340 in words is "four billion, four hundred million, forty-three thousand, three hundred forty".