8222565227 has 4 divisors (see below), whose sum is σ = 8252249856. Its totient is φ = 8192880600.

The previous prime is 8222565217. The next prime is 8222565269. The reversal of 8222565227 is 7225652228.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8222565227 - 2⁸ = 8222564971 is a prime.

It is a super-2 number, since 2×8222565227² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8222565217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14841899 + ... + 14842452.

It is an arithmetic number, because the mean of its divisors is an integer number (2063062464).

Almost surely, 2^8222565227 is an apocalyptic number.

8222565227 is a deficient number, since it is larger than the sum of its proper divisors (29684629).

8222565227 is a wasteful number, since it uses less digits than its factorization.

8222565227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29684628.

The product of its digits is 268800, while the sum is 41.

The square root of 8222565227 is about 90678.3614044718. The cubic root of 8222565227 is about 2018.3777148078.

The spelling of 8222565227 in words is "eight billion, two hundred twenty-two million, five hundred sixty-five thousand, two hundred twenty-seven".