4040044424 has 64 divisors (see below), whose sum is σ = 8821612800. Its totient is φ = 1717576704.

The previous prime is 4040044391. The next prime is 4040044447. The reversal of 4040044424 is 4244400404.

It is a happy number.

4040044424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 4040044393 and 4040044402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58787 + ... + 107405.

It is an arithmetic number, because the mean of its divisors is an integer number (137837700).

Almost surely, 2^4040044424 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 4040044424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4410806400).

4040044424 is an abundant number, since it is smaller than the sum of its proper divisors (4781568376).

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

4040044424 is a wasteful number, since it uses less digits than its factorization.

4040044424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48702 (or 48698 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

The square root of 4040044424 is about 63561.3437869276. The cubic root of 4040044424 is about 1592.6806860417.

Adding to 4040044424 its reverse (4244400404), we get a palindrome (8284444828).

The spelling of 4040044424 in words is "four billion, forty million, forty-four thousand, four hundred twenty-four".