4223266 has 4 divisors (see below), whose sum is σ = 6334902. Its totient is φ = 2111632.

The previous prime is 4223257. The next prime is 4223267. The reversal of 4223266 is 6623224.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2819041 + 1404225 = 1679^2 + 1185^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4223266.

It is not an unprimeable number, because it can be changed into a prime (4223267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055815 + ... + 1055818.

Almost surely, 2^4223266 is an apocalyptic number.

4223266 is a deficient number, since it is larger than the sum of its proper divisors (2111636).

4223266 is a wasteful number, since it uses less digits than its factorization.

4223266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2111635.

The product of its digits is 3456, while the sum is 25.

The square root of 4223266 is about 2055.0586366330. The cubic root of 4223266 is about 161.6402370559.

It can be divided in two parts, 4223 and 266, that added together give a square (4489 = 67²).

The spelling of 4223266 in words is "four million, two hundred twenty-three thousand, two hundred sixty-six".