25885243 has 4 divisors (see below), whose sum is σ = 25895448. Its totient is φ = 25875040.

The previous prime is 25885241. The next prime is 25885261. The reversal of 25885243 is 34258852.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 25885243 - 2¹ = 25885241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25885241) 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, 1980 + ... + 7462.

It is an arithmetic number, because the mean of its divisors is an integer number (6473862).

Almost surely, 2^25885243 is an apocalyptic number.

25885243 is a deficient number, since it is larger than the sum of its proper divisors (10205).

25885243 is an equidigital number, since it uses as much as digits as its factorization.

25885243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10204.

The product of its digits is 76800, while the sum is 37.

The square root of 25885243 is about 5087.7542196926. The cubic root of 25885243 is about 295.8131086793.

The spelling of 25885243 in words is "twenty-five million, eight hundred eighty-five thousand, two hundred forty-three".