8944004421 has 16 divisors (see below), whose sum is σ = 14454957120. Its totient is φ = 5420608560.

The previous prime is 8944004393. The next prime is 8944004431. The reversal of 8944004421 is 1244004498.

8944004421 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8944004421 - 2²¹ = 8941907269 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8944004431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15056950 + ... + 15057543.

It is an arithmetic number, because the mean of its divisors is an integer number (903434820).

Almost surely, 2^8944004421 is an apocalyptic number.

It is an amenable number.

8944004421 is a deficient number, since it is larger than the sum of its proper divisors (5510952699).

8944004421 is a wasteful number, since it uses less digits than its factorization.

8944004421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30114513 (or 30114507 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 8944004421 is about 94572.7467138393. The cubic root of 8944004421 is about 2075.7609380069.

The spelling of 8944004421 in words is "eight billion, nine hundred forty-four million, four thousand, four hundred twenty-one".