25452236 has 6 divisors (see below), whose sum is σ = 44541420. Its totient is φ = 12726116.

The previous prime is 25452223. The next prime is 25452257. The reversal of 25452236 is 63225452.

It is a junction number, because it is equal to n+sod(n) for n = 25452199 and 25452208.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3181526 + ... + 3181533.

It is an arithmetic number, because the mean of its divisors is an integer number (7423570).

Almost surely, 2^25452236 is an apocalyptic number.

It is an amenable number.

25452236 is a deficient number, since it is larger than the sum of its proper divisors (19089184).

25452236 is a wasteful number, since it uses less digits than its factorization.

25452236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6363063 (or 6363061 counting only the distinct ones).

The product of its digits is 14400, while the sum is 29.

The square root of 25452236 is about 5045.0209117505. The cubic root of 25452236 is about 294.1543761723.

Adding to 25452236 its reverse (63225452), we get a palindrome (88677688).

The spelling of 25452236 in words is "twenty-five million, four hundred fifty-two thousand, two hundred thirty-six".