25825448 has 64 divisors (see below), whose sum is σ = 57049920. Its totient is φ = 10828800.

The previous prime is 25825441. The next prime is 25825451. The reversal of 25825448 is 84452852.

It is not an unprimeable number, because it can be changed into a prime (25825441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91115 + ... + 91397.

It is an arithmetic number, because the mean of its divisors is an integer number (891405).

Almost surely, 2^25825448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25825448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28524960).

25825448 is an abundant number, since it is smaller than the sum of its proper divisors (31224472).

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

25825448 is a wasteful number, since it uses less digits than its factorization.

25825448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378 (or 374 counting only the distinct ones).

The product of its digits is 102400, while the sum is 38.

The square root of 25825448 is about 5081.8744573238. The cubic root of 25825448 is about 295.5851566343.

The spelling of 25825448 in words is "twenty-five million, eight hundred twenty-five thousand, four hundred forty-eight".