25452422 has 8 divisors (see below), whose sum is σ = 38317296. Its totient is φ = 12679992.

The previous prime is 25452403. The next prime is 25452437. The reversal of 25452422 is 22425452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 25452391 and 25452400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22418 + ... + 23525.

It is an arithmetic number, because the mean of its divisors is an integer number (4789662).

Almost surely, 2^25452422 is an apocalyptic number.

25452422 is a deficient number, since it is larger than the sum of its proper divisors (12864874).

25452422 is a wasteful number, since it uses less digits than its factorization.

25452422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46222.

The product of its digits is 6400, while the sum is 26.

The square root of 25452422 is about 5045.0393457336. The cubic root of 25452422 is about 294.1550927116.

Adding to 25452422 its reverse (22425452), we get a palindrome (47877874).

The spelling of 25452422 in words is "twenty-five million, four hundred fifty-two thousand, four hundred twenty-two".