25064448 has 88 divisors (see below), whose sum is σ = 68779200. Its totient is φ = 8110080.

The previous prime is 25064419. The next prime is 25064449. The reversal of 25064448 is 84446052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25064449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125853 + ... + 126051.

Almost surely, 2^25064448 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 25064448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34389600).

25064448 is an abundant number, since it is smaller than the sum of its proper divisors (43714752).

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

25064448 is a wasteful number, since it uses less digits than its factorization.

25064448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263 (or 245 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

The square root of 25064448 is about 5006.4406518004. The cubic root of 25064448 is about 292.6528210118.

The spelling of 25064448 in words is "twenty-five million, sixty-four thousand, four hundred forty-eight".