22352125 has 8 divisors (see below), whose sum is σ = 27895608. Its totient is φ = 17881600.

The previous prime is 22352123. The next prime is 22352129. The reversal of 22352125 is 52125322.

It can be written as a sum of positive squares in 4 ways, for example, as 6046681 + 16305444 = 2459^2 + 4038^2 .

It is not a de Polignac number, because 22352125 - 2¹ = 22352123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22352096 and 22352105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22352123) 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 in 7 ways as a sum of consecutive naturals, for example, 89284 + ... + 89533.

It is an arithmetic number, because the mean of its divisors is an integer number (3486951).

Almost surely, 2^22352125 is an apocalyptic number.

22352125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22352125 is a deficient number, since it is larger than the sum of its proper divisors (5543483).

22352125 is an equidigital number, since it uses as much as digits as its factorization.

22352125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178832 (or 178822 counting only the distinct ones).

The product of its digits is 1200, while the sum is 22.

The square root of 22352125 is about 4727.8034011579. The cubic root of 22352125 is about 281.6909789984.

Adding to 22352125 its reverse (52125322), we get a palindrome (74477447).

The spelling of 22352125 in words is "twenty-two million, three hundred fifty-two thousand, one hundred twenty-five".