25452230 has 24 divisors (see below), whose sum is σ = 48673008. Its totient is φ = 9580928.

The previous prime is 25452223. The next prime is 25452257. The reversal of 25452230 is 3225452.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 25452196 and 25452205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1514 + ... + 7293.

It is an arithmetic number, because the mean of its divisors is an integer number (2028042).

Almost surely, 2^25452230 is an apocalyptic number.

25452230 is a deficient number, since it is larger than the sum of its proper divisors (23220778).

25452230 is a wasteful number, since it uses less digits than its factorization.

25452230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8848 (or 8831 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 25452230 is about 5045.0203171048. The cubic root of 25452230 is about 294.1543530581.

Adding to 25452230 its reverse (3225452), we get a palindrome (28677682).

The spelling of 25452230 in words is "twenty-five million, four hundred fifty-two thousand, two hundred thirty".