25552896 has 48 divisors (see below), whose sum is σ = 68140800. Its totient is φ = 8515584.

The previous prime is 25552889. The next prime is 25552937. The reversal of 25552896 is 69825552.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4065 + ... + 8223.

It is an arithmetic number, because the mean of its divisors is an integer number (1419600).

Almost surely, 2^25552896 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 25552896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34070400).

25552896 is an abundant number, since it is smaller than the sum of its proper divisors (42587904).

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

25552896 is an equidigital number, since it uses as much as digits as its factorization.

25552896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4184 (or 4164 counting only the distinct ones).

The product of its digits is 216000, while the sum is 42.

The square root of 25552896 is about 5054.9872403400. The cubic root of 25552896 is about 294.5416457642.

The spelling of 25552896 in words is "twenty-five million, five hundred fifty-two thousand, eight hundred ninety-six".