25775266 has 16 divisors (see below), whose sum is σ = 42272928. Its totient is φ = 11689600.

The previous prime is 25775261. The next prime is 25775293. The reversal of 25775266 is 66257752.

It is not an unprimeable number, because it can be changed into a prime (25775261) 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, 11346 + ... + 13426.

It is an arithmetic number, because the mean of its divisors is an integer number (2642058).

Almost surely, 2^25775266 is an apocalyptic number.

25775266 is a deficient number, since it is larger than the sum of its proper divisors (16497662).

25775266 is a wasteful number, since it uses less digits than its factorization.

25775266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2657.

The product of its digits is 176400, while the sum is 40.

The square root of 25775266 is about 5076.9347051149. The cubic root of 25775266 is about 295.3935798068.

The spelling of 25775266 in words is "twenty-five million, seven hundred seventy-five thousand, two hundred sixty-six".