22225364 has 24 divisors (see below), whose sum is σ = 46791360. Its totient is φ = 9023616.

The previous prime is 22225309. The next prime is 22225369. The reversal of 22225364 is 46352222.

22225364 = 7² + 8² + ... + 405².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22225369) 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 7 ways as a sum of consecutive naturals, for example, 20357 + ... + 21420.

It is an arithmetic number, because the mean of its divisors is an integer number (1949640).

Almost surely, 2^22225364 is an apocalyptic number.

It is an amenable number.

22225364 is an abundant number, since it is smaller than the sum of its proper divisors (24565996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22225364 is a wasteful number, since it uses less digits than its factorization.

22225364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41807 (or 41805 counting only the distinct ones).

The product of its digits is 5760, while the sum is 26.

The square root of 22225364 is about 4714.3784319887. The cubic root of 22225364 is about 281.1574705329.

Adding to 22225364 its reverse (46352222), we get a palindrome (68577586).

The spelling of 22225364 in words is "twenty-two million, two hundred twenty-five thousand, three hundred sixty-four".