4400487872 has 56 divisors (see below), whose sum is σ = 9534582912. Its totient is φ = 1998432000.

The previous prime is 4400487803. The next prime is 4400487877. The reversal of 4400487872 is 2787840044.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4400487877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1084247 + ... + 1088297.

Almost surely, 2^4400487872 is an apocalyptic number.

It is an amenable number.

4400487872 is an abundant number, since it is smaller than the sum of its proper divisors (5134095040).

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

4400487872 is a wasteful number, since it uses less digits than its factorization.

4400487872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5617 (or 5607 counting only the distinct ones).

The product of its (nonzero) digits is 401408, while the sum is 44.

The square root of 4400487872 is about 66336.1731787416. The cubic root of 4400487872 is about 1638.7031031913.

The spelling of 4400487872 in words is "four billion, four hundred million, four hundred eighty-seven thousand, eight hundred seventy-two".