25325245 has 32 divisors (see below), whose sum is σ = 34546176. Its totient is φ = 17664000.

The previous prime is 25325243. The next prime is 25325273. The reversal of 25325245 is 54252352.

It is not a de Polignac number, because 25325245 - 2¹ = 25325243 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25325243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 250695 + ... + 250795.

It is an arithmetic number, because the mean of its divisors is an integer number (1079568).

Almost surely, 2^25325245 is an apocalyptic number.

It is an amenable number.

25325245 is a deficient number, since it is larger than the sum of its proper divisors (9220931).

25325245 is a wasteful number, since it uses less digits than its factorization.

25325245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261.

The product of its digits is 12000, while the sum is 28.

The square root of 25325245 is about 5032.4193982616. The cubic root of 25325245 is about 293.6643438198.

Adding to 25325245 its reverse (54252352), we get a palindrome (79577597).

It can be divided in two parts, 2532 and 5245, that added together give a palindrome (7777).

The spelling of 25325245 in words is "twenty-five million, three hundred twenty-five thousand, two hundred forty-five".