4120440832 has 78 divisors (see below), whose sum is σ = 8399116928. Its totient is φ = 2021031936.

The previous prime is 4120440817. The next prime is 4120440881. The reversal of 4120440832 is 2380440214.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4120440832.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 32444353 + ... + 32444479.

Almost surely, 2^4120440832 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 4120440832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4199558464).

4120440832 is an abundant number, since it is smaller than the sum of its proper divisors (4278676096).

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

4120440832 is an frugal number, since it uses more digits than its factorization.

4120440832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329 (or 218 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 4120440832 is about 64190.6600059541. The cubic root of 4120440832 is about 1603.1760911066.

The spelling of 4120440832 in words is "four billion, one hundred twenty million, four hundred forty thousand, eight hundred thirty-two".