22022325 has 36 divisors (see below), whose sum is σ = 42484260. Its totient is φ = 10840320.

The previous prime is 22022323. The next prime is 22022333. The reversal of 22022325 is 52322022.

It can be written as a sum of positive squares in 6 ways, for example, as 3721041 + 18301284 = 1929^2 + 4278^2 .

It is not a de Polignac number, because 22022325 - 2¹ = 22022323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22022298 and 22022307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022323) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 840 + ... + 6689.

Almost surely, 2^22022325 is an apocalyptic number.

22022325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22022325 is a deficient number, since it is larger than the sum of its proper divisors (20461935).

22022325 is a wasteful number, since it uses less digits than its factorization.

22022325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7558 (or 7550 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 22022325 is about 4692.7950093734. The cubic root of 22022325 is about 280.2986821263.

Adding to 22022325 its reverse (52322022), we get a palindrome (74344347).

The spelling of 22022325 in words is "twenty-two million, twenty-two thousand, three hundred twenty-five".