4227247 has 2 divisors, whose sum is σ = 4227248. Its totient is φ = 4227246.

The previous prime is 4227229. The next prime is 4227257. The reversal of 4227247 is 7427224.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4227247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4227257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2113623 + 2113624.

It is an arithmetic number, because the mean of its divisors is an integer number (2113624).

Almost surely, 2^4227247 is an apocalyptic number.

4227247 is a deficient number, since it is larger than the sum of its proper divisors (1).

4227247 is an equidigital number, since it uses as much as digits as its factorization.

4227247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6272, while the sum is 28.

The square root of 4227247 is about 2056.0269939862. The cubic root of 4227247 is about 161.6910103751.

The spelling of 4227247 in words is "four million, two hundred twenty-seven thousand, two hundred forty-seven".