22232264 has 16 divisors (see below), whose sum is σ = 42812700. Its totient is φ = 10815552.

The previous prime is 22232257. The next prime is 22232267. The reversal of 22232264 is 46223222.

It can be written as a sum of positive squares in 2 ways, for example, as 18062500 + 4169764 = 4250^2 + 2042^2 .

It is not an unprimeable number, because it can be changed into a prime (22232267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37259 + ... + 37850.

Almost surely, 2^22232264 is an apocalyptic number.

It is an amenable number.

22232264 is a deficient number, since it is larger than the sum of its proper divisors (20580436).

22232264 is a wasteful number, since it uses less digits than its factorization.

22232264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75152 (or 75148 counting only the distinct ones).

The product of its digits is 2304, while the sum is 23.

The square root of 22232264 is about 4715.1101789884. The cubic root of 22232264 is about 281.1865632071.

Adding to 22232264 its reverse (46223222), we get a palindrome (68455486).

The spelling of 22232264 in words is "twenty-two million, two hundred thirty-two thousand, two hundred sixty-four".