22252325 has 24 divisors (see below), whose sum is σ = 29462400. Its totient is φ = 16623360.

The previous prime is 22252319. The next prime is 22252343. The reversal of 22252325 is 52325222.

It is a happy number.

It is not a de Polignac number, because 22252325 - 2⁶ = 22252261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22252325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37229 + ... + 37821.

It is an arithmetic number, because the mean of its divisors is an integer number (1227600).

Almost surely, 2^22252325 is an apocalyptic number.

22252325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22252325 is a deficient number, since it is larger than the sum of its proper divisors (7210075).

22252325 is a wasteful number, since it uses less digits than its factorization.

22252325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701 (or 696 counting only the distinct ones).

The product of its digits is 2400, while the sum is 23.

The square root of 22252325 is about 4717.2370090976. The cubic root of 22252325 is about 281.2711128184.

Adding to 22252325 its reverse (52325222), we get a palindrome (74577547).

The spelling of 22252325 in words is "twenty-two million, two hundred fifty-two thousand, three hundred twenty-five".