25495228 has 24 divisors (see below), whose sum is σ = 49163184. Its totient is φ = 11472000.

The previous prime is 25495219. The next prime is 25495243. The reversal of 25495228 is 82259452.

It is a congruent number.

It is an unprimeable number.

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, 1576 + ... + 7312.

It is an arithmetic number, because the mean of its divisors is an integer number (2048466).

Almost surely, 2^25495228 is an apocalyptic number.

It is an amenable number.

25495228 is a deficient number, since it is larger than the sum of its proper divisors (23667956).

25495228 is a wasteful number, since it uses less digits than its factorization.

25495228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5853 (or 5851 counting only the distinct ones).

The product of its digits is 57600, while the sum is 37.

The square root of 25495228 is about 5049.2799486659. The cubic root of 25495228 is about 294.3199041470.

It can be divided in two parts, 2549 and 5228, that added together give a palindrome (7777).

The spelling of 25495228 in words is "twenty-five million, four hundred ninety-five thousand, two hundred twenty-eight".