22502325 has 24 divisors (see below), whose sum is σ = 37417248. Its totient is φ = 11932480.

The previous prime is 22502299. The next prime is 22502353. The reversal of 22502325 is 52320522.

It is not a de Polignac number, because 22502325 - 2⁷ = 22502197 is a prime.

It is a Curzon number.

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, 14014 + ... + 15536.

It is an arithmetic number, because the mean of its divisors is an integer number (1559052).

Almost surely, 2^22502325 is an apocalyptic number.

22502325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22502325 is a deficient number, since it is larger than the sum of its proper divisors (14914923).

22502325 is a wasteful number, since it uses less digits than its factorization.

22502325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1733 (or 1728 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 22502325 is about 4743.6615604404. The cubic root of 22502325 is about 282.3205323684.

Adding to 22502325 its reverse (52320522), we get a palindrome (74822847).

The spelling of 22502325 in words is "twenty-two million, five hundred two thousand, three hundred twenty-five".