4403324421 has 12 divisors (see below), whose sum is σ = 6362559840. Its totient is φ = 2934533160.

The previous prime is 4403324407. The next prime is 4403324473. The reversal of 4403324421 is 1244233044.

It is a happy number.

4403324421 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 4403324421 - 2⁵ = 4403324389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4403324491) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56785 + ... + 109686.

It is an arithmetic number, because the mean of its divisors is an integer number (530213320).

Almost surely, 2^4403324421 is an apocalyptic number.

It is an amenable number.

4403324421 is a deficient number, since it is larger than the sum of its proper divisors (1959235419).

4403324421 is a wasteful number, since it uses less digits than its factorization.

4403324421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169416 (or 169413 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 4403324421 is about 66357.5498417475. The cubic root of 4403324421 is about 1639.0551295565.

Adding to 4403324421 its reverse (1244233044), we get a palindrome (5647557465).

The spelling of 4403324421 in words is "four billion, four hundred three million, three hundred twenty-four thousand, four hundred twenty-one".