25896011 has 4 divisors (see below), whose sum is σ = 25915800. Its totient is φ = 25876224.

The previous prime is 25895983. The next prime is 25896023. The reversal of 25896011 is 11069852.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25896011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25896071) 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 3 ways as a sum of consecutive naturals, for example, 7781 + ... + 10598.

It is an arithmetic number, because the mean of its divisors is an integer number (6478950).

Almost surely, 2^25896011 is an apocalyptic number.

25896011 is a deficient number, since it is larger than the sum of its proper divisors (19789).

25896011 is a wasteful number, since it uses less digits than its factorization.

25896011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19788.

The product of its (nonzero) digits is 4320, while the sum is 32.

The square root of 25896011 is about 5088.8123368818. The cubic root of 25896011 is about 295.8541214161.

It can be divided in two parts, 258 and 96011, that added together give a palindrome (96269).

The spelling of 25896011 in words is "twenty-five million, eight hundred ninety-six thousand, eleven".