25598448 has 120 divisors (see below), whose sum is σ = 76602240. Its totient is φ = 7962240.

The previous prime is 25598431. The next prime is 25598477. The reversal of 25598448 is 84489552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 195343 + ... + 195473.

It is an arithmetic number, because the mean of its divisors is an integer number (638352).

Almost surely, 2^25598448 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 25598448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38301120).

25598448 is an abundant number, since it is smaller than the sum of its proper divisors (51003792).

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

25598448 is a wasteful number, since it uses less digits than its factorization.

25598448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227 (or 218 counting only the distinct ones).

The product of its digits is 460800, while the sum is 45.

The square root of 25598448 is about 5059.4908834783. The cubic root of 25598448 is about 294.7165639199.

The spelling of 25598448 in words is "twenty-five million, five hundred ninety-eight thousand, four hundred forty-eight".