22565325 has 24 divisors (see below), whose sum is σ = 38181088. Its totient is φ = 11753280.

The previous prime is 22565321. The next prime is 22565359. The reversal of 22565325 is 52356522.

It is not a de Polignac number, because 22565325 - 2² = 22565321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22565292 and 22565301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22565321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 274 + ... + 6723.

Almost surely, 2^22565325 is an apocalyptic number.

22565325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22565325 is a deficient number, since it is larger than the sum of its proper divisors (15615763).

22565325 is a wasteful number, since it uses less digits than its factorization.

22565325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7053 (or 7048 counting only the distinct ones).

The product of its digits is 18000, while the sum is 30.

The square root of 22565325 is about 4750.2973591134. The cubic root of 22565325 is about 282.5837588065.

The spelling of 22565325 in words is "twenty-two million, five hundred sixty-five thousand, three hundred twenty-five".