25828072 has 16 divisors (see below), whose sum is σ = 49737060. Its totient is φ = 12564864.

The previous prime is 25828069. The next prime is 25828081. The reversal of 25828072 is 27082852.

It can be written as a sum of positive squares in 2 ways, for example, as 25542916 + 285156 = 5054^2 + 534^2 .

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 3 ways as a sum of consecutive naturals, for example, 43333 + ... + 43924.

Almost surely, 2^25828072 is an apocalyptic number.

It is an amenable number.

25828072 is a deficient number, since it is larger than the sum of its proper divisors (23908988).

25828072 is a wasteful number, since it uses less digits than its factorization.

25828072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87300 (or 87296 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 34.

The square root of 25828072 is about 5082.1326232203. The cubic root of 25828072 is about 295.5951672923.

The spelling of 25828072 in words is "twenty-five million, eight hundred twenty-eight thousand, seventy-two".