25888641 has 8 divisors (see below), whose sum is σ = 35451264. Its totient is φ = 16792560.

The previous prime is 25888633. The next prime is 25888651. The reversal of 25888641 is 14688852.

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

It is not a de Polignac number, because 25888641 - 2³ = 25888633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25888593 and 25888602.

It is not an unprimeable number, because it can be changed into a prime (25888651) 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, 116505 + ... + 116726.

It is an arithmetic number, because the mean of its divisors is an integer number (4431408).

Almost surely, 2^25888641 is an apocalyptic number.

It is an amenable number.

25888641 is a deficient number, since it is larger than the sum of its proper divisors (9562623).

25888641 is a wasteful number, since it uses less digits than its factorization.

25888641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233271.

The product of its digits is 122880, while the sum is 42.

The square root of 25888641 is about 5088.0881478213. The cubic root of 25888641 is about 295.8260520767.

The spelling of 25888641 in words is "twenty-five million, eight hundred eighty-eight thousand, six hundred forty-one".