4440320672 has 24 divisors (see below), whose sum is σ = 9201981600. Its totient is φ = 2103309504.

The previous prime is 4440320659. The next prime is 4440320701. The reversal of 4440320672 is 2760230444.

It is a Harshad number since it is a multiple of its sum of digits (32).

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 3 ways as a sum of consecutive naturals, for example, 3650972 + ... + 3652187.

It is an arithmetic number, because the mean of its divisors is an integer number (383415900).

Almost surely, 2^4440320672 is an apocalyptic number.

It is an amenable number.

4440320672 is an abundant number, since it is smaller than the sum of its proper divisors (4761660928).

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

4440320672 is a wasteful number, since it uses less digits than its factorization.

4440320672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7303188 (or 7303180 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 32.

The square root of 4440320672 is about 66635.7311958082. The cubic root of 4440320672 is about 1643.6327206643.

The spelling of 4440320672 in words is "four billion, four hundred forty million, three hundred twenty thousand, six hundred seventy-two".