25797266 has 32 divisors (see below), whose sum is σ = 43925760. Its totient is φ = 11260800.

The previous prime is 25797263. The next prime is 25797271. The reversal of 25797266 is 66279752.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25797263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62870 + ... + 63278.

It is an arithmetic number, because the mean of its divisors is an integer number (1372680).

Almost surely, 2^25797266 is an apocalyptic number.

25797266 is a deficient number, since it is larger than the sum of its proper divisors (18128494).

25797266 is a wasteful number, since it uses less digits than its factorization.

25797266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530.

The product of its digits is 317520, while the sum is 44.

The square root of 25797266 is about 5079.1009046878. The cubic root of 25797266 is about 295.4775984766.

The spelling of 25797266 in words is "twenty-five million, seven hundred ninety-seven thousand, two hundred sixty-six".