22126325 has 18 divisors (see below), whose sum is σ = 29715174. Its totient is φ = 16336320.

The previous prime is 22126319. The next prime is 22126327. The reversal of 22126325 is 52362122.

It can be written as a sum of positive squares in 9 ways, for example, as 9778129 + 12348196 = 3127^2 + 3514^2 .

It is not a de Polignac number, because 22126325 - 2⁴ = 22126309 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22126325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22126327) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1607 + ... + 6843.

It is an arithmetic number, because the mean of its divisors is an integer number (1650843).

Almost surely, 2^22126325 is an apocalyptic number.

22126325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22126325 is a deficient number, since it is larger than the sum of its proper divisors (7588849).

22126325 is a wasteful number, since it uses less digits than its factorization.

22126325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5273 (or 5255 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 22126325 is about 4703.8627743590. The cubic root of 22126325 is about 280.7392243868.

Adding to 22126325 its reverse (52362122), we get a palindrome (74488447).

The spelling of 22126325 in words is "twenty-two million, one hundred twenty-six thousand, three hundred twenty-five".