4400880040 has 32 divisors (see below), whose sum is σ = 9994531680. Its totient is φ = 1743898432.

The previous prime is 4400880023. The next prime is 4400880041. The reversal of 4400880040 is 400880044.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4400879990 and 4400880008.

It is not an unprimeable number, because it can be changed into a prime (4400880041) by changing a digit.

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, 509842 + ... + 518401.

It is an arithmetic number, because the mean of its divisors is an integer number (312329115).

Almost surely, 2^4400880040 is an apocalyptic number.

4400880040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4400880040 is an abundant number, since it is smaller than the sum of its proper divisors (5593651640).

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

4400880040 is a wasteful number, since it uses less digits than its factorization.

4400880040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028361 (or 1028357 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 28.

The square root of 4400880040 is about 66339.1290265406. The cubic root of 4400880040 is about 1638.7517817202.

The spelling of 4400880040 in words is "four billion, four hundred million, eight hundred eighty thousand, forty".