25325444 has 24 divisors (see below), whose sum is σ = 47301408. Its totient is φ = 11822720.

The previous prime is 25325437. The next prime is 25325449. The reversal of 25325444 is 44452352.

It is a super-2 number, since 2×25325444² = 1282756227594272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25325449) 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, 7487 + ... + 10329.

It is an arithmetic number, because the mean of its divisors is an integer number (1970892).

Almost surely, 2^25325444 is an apocalyptic number.

It is an amenable number.

25325444 is a deficient number, since it is larger than the sum of its proper divisors (21975964).

25325444 is a wasteful number, since it uses less digits than its factorization.

25325444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2995 (or 2993 counting only the distinct ones).

The product of its digits is 19200, while the sum is 29.

The square root of 25325444 is about 5032.4391700248. The cubic root of 25325444 is about 293.6651130003.

Adding to 25325444 its reverse (44452352), we get a palindrome (69777796).

The spelling of 25325444 in words is "twenty-five million, three hundred twenty-five thousand, four hundred forty-four".