4239227 has 4 divisors (see below), whose sum is σ = 4246200. Its totient is φ = 4232256.

The previous prime is 4239211. The next prime is 4239229. The reversal of 4239227 is 7229324.

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 4239227 - 2⁴ = 4239211 is a prime.

It is a d-powerful number, because it can be written as 4¹¹ + 2⁵ + 3⁹ + 9² + 2⁷ + 2¹³ + 7⁵ .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4239227.

It is not an unprimeable number, because it can be changed into a prime (4239229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2477 + ... + 3822.

It is an arithmetic number, because the mean of its divisors is an integer number (1061550).

Almost surely, 2^4239227 is an apocalyptic number.

4239227 is a deficient number, since it is larger than the sum of its proper divisors (6973).

4239227 is an equidigital number, since it uses as much as digits as its factorization.

4239227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6972.

The product of its digits is 6048, while the sum is 29.

The square root of 4239227 is about 2058.9383186487. The cubic root of 4239227 is about 161.8436101883.

The spelling of 4239227 in words is "four million, two hundred thirty-nine thousand, two hundred twenty-seven".