25922128 has 10 divisors (see below), whose sum is σ = 50224154. Its totient is φ = 12961056.

The previous prime is 25922123. The next prime is 25922129. The reversal of 25922128 is 82122952.

It can be written as a sum of positive squares in only one way, i.e., 25522704 + 399424 = 5052^2 + 632^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 25922128.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25922123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 810051 + ... + 810082.

Almost surely, 2^25922128 is an apocalyptic number.

It is an amenable number.

25922128 is a deficient number, since it is larger than the sum of its proper divisors (24302026).

25922128 is a wasteful number, since it uses less digits than its factorization.

25922128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1620141 (or 1620135 counting only the distinct ones).

The product of its digits is 5760, while the sum is 31.

The square root of 25922128 is about 5091.3778095914. The cubic root of 25922128 is about 295.9535476167.

The spelling of 25922128 in words is "twenty-five million, nine hundred twenty-two thousand, one hundred twenty-eight".