227323247 has 2 divisors, whose sum is σ = 227323248. Its totient is φ = 227323246.

The previous prime is 227323193. The next prime is 227323253. The reversal of 227323247 is 742323722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 227323247 - 2¹² = 227319151 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (227323267) 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 as a sum of consecutive naturals, namely, 113661623 + 113661624.

It is an arithmetic number, because the mean of its divisors is an integer number (113661624).

Almost surely, 2^227323247 is an apocalyptic number.

227323247 is a deficient number, since it is larger than the sum of its proper divisors (1).

227323247 is an equidigital number, since it uses as much as digits as its factorization.

227323247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28224, while the sum is 32.

The square root of 227323247 is about 15077.2426855841. The cubic root of 227323247 is about 610.3064365565.

Adding to 227323247 its reverse (742323722), we get a palindrome (969646969).

The spelling of 227323247 in words is "two hundred twenty-seven million, three hundred twenty-three thousand, two hundred forty-seven".