26560025 has 24 divisors (see below), whose sum is σ = 34831104. Its totient is φ = 20059200.

The previous prime is 26560007. The next prime is 26560057. The reversal of 26560025 is 52006562.

It is a happy number.

It is not a de Polignac number, because 26560025 - 2⁶ = 26559961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26559976 and 26560003.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 32927 + ... + 33723.

It is an arithmetic number, because the mean of its divisors is an integer number (1451296).

Almost surely, 2^26560025 is an apocalyptic number.

26560025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26560025 is a deficient number, since it is larger than the sum of its proper divisors (8271079).

26560025 is a wasteful number, since it uses less digits than its factorization.

26560025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881 (or 876 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 26560025 is about 5153.6419161599. The cubic root of 26560025 is about 298.3615306480.

Adding to 26560025 its reverse (52006562), we get a palindrome (78566587).

The spelling of 26560025 in words is "twenty-six million, five hundred sixty thousand, twenty-five".