8276224221 has 16 divisors (see below), whose sum is σ = 12343368000. Its totient is φ = 5480450064.

The previous prime is 8276224213. The next prime is 8276224249. The reversal of 8276224221 is 1224226728.

8276224221 is a `hidden beast` number, since 8 + 2 + 7 + 622 + 4 + 2 + 21 = 666.

It is not a de Polignac number, because 8276224221 - 2³ = 8276224213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8276224211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1024591 + ... + 1032636.

It is an arithmetic number, because the mean of its divisors is an integer number (771460500).

Almost surely, 2^8276224221 is an apocalyptic number.

It is an amenable number.

8276224221 is a deficient number, since it is larger than the sum of its proper divisors (4067143779).

8276224221 is a wasteful number, since it uses less digits than its factorization.

8276224221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2057385 (or 2057379 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 8276224221 is about 90973.7556716221. The cubic root of 8276224221 is about 2022.7587230056.

The spelling of 8276224221 in words is "eight billion, two hundred seventy-six million, two hundred twenty-four thousand, two hundred twenty-one".