14227747 has 2 divisors, whose sum is σ = 14227748. Its totient is φ = 14227746.

The previous prime is 14227739. The next prime is 14227757. The reversal of 14227747 is 74772241.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14227747 - 2³ = 14227739 is a prime.

It is not a weakly prime, because it can be changed into another prime (14227727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7113873 + 7113874.

It is an arithmetic number, because the mean of its divisors is an integer number (7113874).

Almost surely, 2^14227747 is an apocalyptic number.

14227747 is a deficient number, since it is larger than the sum of its proper divisors (1).

14227747 is an equidigital number, since it uses as much as digits as its factorization.

14227747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21952, while the sum is 34.

The square root of 14227747 is about 3771.9685841746. The cubic root of 14227747 is about 242.3141141103.

Adding to 14227747 its reverse (74772241), we get a palindrome (88999988).

It can be divided in two parts, 142 and 27747, that added together give a square (27889 = 167²).

The spelling of 14227747 in words is "fourteen million, two hundred twenty-seven thousand, seven hundred forty-seven".