25875538 has 16 divisors (see below), whose sum is σ = 41912640. Its totient is φ = 11910096.

The previous prime is 25875527. The next prime is 25875541. The reversal of 25875538 is 83557852.

It is a junction number, because it is equal to n+sod(n) for n = 25875494 and 25875503.

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, 10281 + ... + 12547.

It is an arithmetic number, because the mean of its divisors is an integer number (2619540).

Almost surely, 2^25875538 is an apocalyptic number.

25875538 is a deficient number, since it is larger than the sum of its proper divisors (16037102).

25875538 is a wasteful number, since it uses less digits than its factorization.

25875538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2721.

The product of its digits is 336000, while the sum is 43.

The square root of 25875538 is about 5086.8003695840. The cubic root of 25875538 is about 295.7761349091.

The spelling of 25875538 in words is "twenty-five million, eight hundred seventy-five thousand, five hundred thirty-eight".