25896017 has 4 divisors (see below), whose sum is σ = 29595456. Its totient is φ = 22196580.

The previous prime is 25895983. The next prime is 25896023. The reversal of 25896017 is 71069852.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 25896017 - 2²⁰ = 24847441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25896077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1849709 + ... + 1849722.

It is an arithmetic number, because the mean of its divisors is an integer number (7398864).

Almost surely, 2^25896017 is an apocalyptic number.

It is an amenable number.

25896017 is a deficient number, since it is larger than the sum of its proper divisors (3699439).

25896017 is an equidigital number, since it uses as much as digits as its factorization.

25896017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3699438.

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 25896017 is about 5088.8129264102. The cubic root of 25896017 is about 295.8541442654.

The spelling of 25896017 in words is "twenty-five million, eight hundred ninety-six thousand, seventeen".