25326128 has 20 divisors (see below), whose sum is σ = 51203568. Its totient is φ = 12112320.

The previous prime is 25326127. The next prime is 25326131. The reversal of 25326128 is 82162352.

It is a self number, because there is not a number n which added to its sum of digits gives 25326128.

It is not an unprimeable number, because it can be changed into a prime (25326127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34043 + ... + 34778.

Almost surely, 2^25326128 is an apocalyptic number.

It is an amenable number.

25326128 is an abundant number, since it is smaller than the sum of its proper divisors (25877440).

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

25326128 is a wasteful number, since it uses less digits than its factorization.

25326128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68852 (or 68846 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 25326128 is about 5032.5071286586. The cubic root of 25326128 is about 293.6677567858.

The spelling of 25326128 in words is "twenty-five million, three hundred twenty-six thousand, one hundred twenty-eight".