25448232 has 16 divisors (see below), whose sum is σ = 63620640. Its totient is φ = 8482736.

The previous prime is 25448221. The next prime is 25448233. The reversal of 25448232 is 23284452.

It is a super-2 number, since 2×25448232² = 1295225023851648, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25448232.

It is not an unprimeable number, because it can be changed into a prime (25448233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 530148 + ... + 530195.

It is an arithmetic number, because the mean of its divisors is an integer number (3976290).

Almost surely, 2^25448232 is an apocalyptic number.

It is an amenable number.

25448232 is an abundant number, since it is smaller than the sum of its proper divisors (38172408).

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

25448232 is a wasteful number, since it uses less digits than its factorization.

25448232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060352 (or 1060348 counting only the distinct ones).

The product of its digits is 15360, while the sum is 30.

The square root of 25448232 is about 5044.6240692444. The cubic root of 25448232 is about 294.1389504695.

The spelling of 25448232 in words is "twenty-five million, four hundred forty-eight thousand, two hundred thirty-two".