25133232 has 40 divisors (see below), whose sum is σ = 65287984. Its totient is φ = 8331264.

The previous prime is 25133221. The next prime is 25133263. The reversal of 25133232 is 23233152.

It is a junction number, because it is equal to n+sod(n) for n = 25133199 and 25133208.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7908 + ... + 10620.

Almost surely, 2^25133232 is an apocalyptic number.

It is an amenable number.

25133232 is an abundant number, since it is smaller than the sum of its proper divisors (40154752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25133232 is a wasteful number, since it uses less digits than its factorization.

25133232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2917 (or 2911 counting only the distinct ones).

The product of its digits is 1080, while the sum is 21.

The square root of 25133232 is about 5013.3054963766. The cubic root of 25133232 is about 292.9202841221.

Adding to 25133232 its reverse (23233152), we get a palindrome (48366384).

The spelling of 25133232 in words is "twenty-five million, one hundred thirty-three thousand, two hundred thirty-two".