25888427 has 4 divisors (see below), whose sum is σ = 26155416. Its totient is φ = 25621440.

The previous prime is 25888417. The next prime is 25888453. The reversal of 25888427 is 72488852.

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

It is a cyclic number.

It is not a de Polignac number, because 25888427 - 2⁸ = 25888171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25888417) 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, 133349 + ... + 133542.

It is an arithmetic number, because the mean of its divisors is an integer number (6538854).

Almost surely, 2^25888427 is an apocalyptic number.

25888427 is a deficient number, since it is larger than the sum of its proper divisors (266989).

25888427 is an equidigital number, since it uses as much as digits as its factorization.

25888427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266988.

The product of its digits is 286720, while the sum is 44.

The square root of 25888427 is about 5088.0671182680. The cubic root of 25888427 is about 295.8252369580.

The spelling of 25888427 in words is "twenty-five million, eight hundred eighty-eight thousand, four hundred twenty-seven".