25868066 has 16 divisors (see below), whose sum is σ = 44672256. Its totient is φ = 11004576.

The previous prime is 25868041. The next prime is 25868071. The reversal of 25868066 is 66086852.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4826 + ... + 8661.

It is an arithmetic number, because the mean of its divisors is an integer number (2792016).

Almost surely, 2^25868066 is an apocalyptic number.

25868066 is a deficient number, since it is larger than the sum of its proper divisors (18804190).

25868066 is a wasteful number, since it uses less digits than its factorization.

25868066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13633.

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 25868066 is about 5086.0658666596. The cubic root of 25868066 is about 295.7476620448.

The spelling of 25868066 in words is "twenty-five million, eight hundred sixty-eight thousand, sixty-six".