22492525 has 24 divisors (see below), whose sum is σ = 30801600. Its totient is φ = 16156800.

The previous prime is 22492517. The next prime is 22492531. The reversal of 22492525 is 52529422.

It is not a de Polignac number, because 22492525 - 2³ = 22492517 is a prime.

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, 24016 + ... + 24934.

It is an arithmetic number, because the mean of its divisors is an integer number (1283400).

Almost surely, 2^22492525 is an apocalyptic number.

22492525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22492525 is a deficient number, since it is larger than the sum of its proper divisors (8309075).

22492525 is a wasteful number, since it uses less digits than its factorization.

22492525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029 (or 1024 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 22492525 is about 4742.6284906157. The cubic root of 22492525 is about 282.2795418935.

It can be divided in two parts, 2249 and 2525, that added together give a palindrome (4774).

The spelling of 22492525 in words is "twenty-two million, four hundred ninety-two thousand, five hundred twenty-five".