25860873 has 16 divisors (see below), whose sum is σ = 35997696. Its totient is φ = 16498560.

The previous prime is 25860871. The next prime is 25860899. The reversal of 25860873 is 37806852.

It is not a de Polignac number, because 25860873 - 2¹ = 25860871 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25860871) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4536 + ... + 8502.

It is an arithmetic number, because the mean of its divisors is an integer number (2249856).

Almost surely, 2^25860873 is an apocalyptic number.

It is an amenable number.

25860873 is a deficient number, since it is larger than the sum of its proper divisors (10136823).

25860873 is a wasteful number, since it uses less digits than its factorization.

25860873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4064.

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 25860873 is about 5085.3586894141. The cubic root of 25860873 is about 295.7202471601.

The spelling of 25860873 in words is "twenty-five million, eight hundred sixty thousand, eight hundred seventy-three".