8819227 has 2 divisors, whose sum is σ = 8819228. Its totient is φ = 8819226.

The previous prime is 8819207. The next prime is 8819269. The reversal of 8819227 is 7229188.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8819227 is a prime.

It is not a weakly prime, because it can be changed into another prime (8819207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4409613 + 4409614.

It is an arithmetic number, because the mean of its divisors is an integer number (4409614).

Almost surely, 2^8819227 is an apocalyptic number.

8819227 is a deficient number, since it is larger than the sum of its proper divisors (1).

8819227 is an equidigital number, since it uses as much as digits as its factorization.

8819227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 37.

The square root of 8819227 is about 2969.7183368124. The cubic root of 8819227 is about 206.6062747000.

The spelling of 8819227 in words is "eight million, eight hundred nineteen thousand, two hundred twenty-seven".