22454266 has 4 divisors (see below), whose sum is σ = 33681402. Its totient is φ = 11227132.

The previous prime is 22454251. The next prime is 22454269. The reversal of 22454266 is 66245422.

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., 17048641 + 5405625 = 4129^2 + 2325^2 .

It is not an unprimeable number, because it can be changed into a prime (22454269) 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, 5613565 + ... + 5613568.

Almost surely, 2^22454266 is an apocalyptic number.

22454266 is a deficient number, since it is larger than the sum of its proper divisors (11227136).

22454266 is a wasteful number, since it uses less digits than its factorization.

22454266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11227135.

The product of its digits is 23040, while the sum is 31.

The square root of 22454266 is about 4738.5932511664. The cubic root of 22454266 is about 282.1194018453.

Adding to 22454266 its reverse (66245422), we get a palindrome (88699688).

The spelling of 22454266 in words is "twenty-two million, four hundred fifty-four thousand, two hundred sixty-six".