22645324 has 36 divisors (see below), whose sum is σ = 43400280. Its totient is φ = 10333440.

The previous prime is 22645307. The next prime is 22645327. The reversal of 22645324 is 42354622.

It is a junction number, because it is equal to n+sod(n) for n = 22645292 and 22645301.

It is not an unprimeable number, because it can be changed into a prime (22645327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 93844 + ... + 94084.

Almost surely, 2^22645324 is an apocalyptic number.

It is an amenable number.

22645324 is a deficient number, since it is larger than the sum of its proper divisors (20754956).

22645324 is a wasteful number, since it uses less digits than its factorization.

22645324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410 (or 395 counting only the distinct ones).

The product of its digits is 11520, while the sum is 28.

The square root of 22645324 is about 4758.7103294905. The cubic root of 22645324 is about 282.9173053093.

Adding to 22645324 its reverse (42354622), we get a palindrome (64999946).

The spelling of 22645324 in words is "twenty-two million, six hundred forty-five thousand, three hundred twenty-four".