25968587 has 8 divisors (see below), whose sum is σ = 27148704. Its totient is φ = 24792768.

The previous prime is 25968583. The next prime is 25968589. The reversal of 25968587 is 78586952.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25968587 - 2² = 25968583 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25968583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23213 + ... + 24305.

It is an arithmetic number, because the mean of its divisors is an integer number (3393588).

Almost surely, 2^25968587 is an apocalyptic number.

25968587 is a deficient number, since it is larger than the sum of its proper divisors (1180117).

25968587 is a wasteful number, since it uses less digits than its factorization.

25968587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2149.

The product of its digits is 1209600, while the sum is 50.

The square root of 25968587 is about 5095.9382845557. The cubic root of 25968587 is about 296.1302499271.

The spelling of 25968587 in words is "twenty-five million, nine hundred sixty-eight thousand, five hundred eighty-seven".