22325224 has 8 divisors (see below), whose sum is σ = 41859810. Its totient is φ = 11162608.

The previous prime is 22325189. The next prime is 22325227. The reversal of 22325224 is 42252322.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 15132100 + 7193124 = 3890^2 + 2682^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×22325224³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22325195 and 22325204.

It is not an unprimeable number, because it can be changed into a prime (22325227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1395319 + ... + 1395334.

Almost surely, 2^22325224 is an apocalyptic number.

It is an amenable number.

22325224 is a deficient number, since it is larger than the sum of its proper divisors (19534586).

22325224 is a wasteful number, since it uses less digits than its factorization.

22325224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2790659 (or 2790655 counting only the distinct ones).

The product of its digits is 1920, while the sum is 22.

The square root of 22325224 is about 4724.9575659470. The cubic root of 22325224 is about 281.5779276885.

Adding to 22325224 its reverse (42252322), we get a palindrome (64577546).

The spelling of 22325224 in words is "twenty-two million, three hundred twenty-five thousand, two hundred twenty-four".