9533444221 has 8 divisors (see below), whose sum is σ = 10905024320. Its totient is φ = 8164279008.

The previous prime is 9533444213. The next prime is 9533444257. The reversal of 9533444221 is 1224443359.

9533444221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9533444221 - 2³ = 9533444213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9533444201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 595251 + ... + 611056.

It is an arithmetic number, because the mean of its divisors is an integer number (1363128040).

Almost surely, 2^9533444221 is an apocalyptic number.

It is an amenable number.

9533444221 is a deficient number, since it is larger than the sum of its proper divisors (1371580099).

9533444221 is a wasteful number, since it uses less digits than its factorization.

9533444221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1207443.

The product of its digits is 103680, while the sum is 37.

The square root of 9533444221 is about 97639.3579505724. The cubic root of 9533444221 is about 2120.3942115060.

The spelling of 9533444221 in words is "nine billion, five hundred thirty-three million, four hundred forty-four thousand, two hundred twenty-one".