25244256 has 48 divisors (see below), whose sum is σ = 66528000. Its totient is φ = 8381568.

The previous prime is 25244237. The next prime is 25244257. The reversal of 25244256 is 65244252.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25244257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41845 + ... + 42443.

It is an arithmetic number, because the mean of its divisors is an integer number (1386000).

Almost surely, 2^25244256 is an apocalyptic number.

It is an amenable number.

25244256 is an abundant number, since it is smaller than the sum of its proper divisors (41283744).

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

25244256 is a wasteful number, since it uses less digits than its factorization.

25244256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051 (or 1043 counting only the distinct ones).

The product of its digits is 19200, while the sum is 30.

The square root of 25244256 is about 5024.3662286899. The cubic root of 25244256 is about 293.3509677185.

The spelling of 25244256 in words is "twenty-five million, two hundred forty-four thousand, two hundred fifty-six".