22441306 has 4 divisors (see below), whose sum is σ = 33661962. Its totient is φ = 11220652.

The previous prime is 22441297. The next prime is 22441333. The reversal of 22441306 is 60314422.

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., 18275625 + 4165681 = 4275^2 + 2041^2 .

It is a super-2 number, since 2×22441306² = 1007224429971272, which contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610325 + ... + 5610328.

Almost surely, 2^22441306 is an apocalyptic number.

22441306 is a deficient number, since it is larger than the sum of its proper divisors (11220656).

22441306 is a wasteful number, since it uses less digits than its factorization.

22441306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11220655.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 22441306 is about 4737.2255593332. The cubic root of 22441306 is about 282.0651141492.

Adding to 22441306 its reverse (60314422), we get a palindrome (82755728).

The spelling of 22441306 in words is "twenty-two million, four hundred forty-one thousand, three hundred six".