25668706 has 32 divisors (see below), whose sum is σ = 45505152. Its totient is φ = 10631040.

The previous prime is 25668697. The next prime is 25668707. The reversal of 25668706 is 60786652.

It is not an unprimeable number, because it can be changed into a prime (25668707) 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, 112965 + ... + 113191.

It is an arithmetic number, because the mean of its divisors is an integer number (1422036).

Almost surely, 2^25668706 is an apocalyptic number.

25668706 is a deficient number, since it is larger than the sum of its proper divisors (19836446).

25668706 is a wasteful number, since it uses less digits than its factorization.

25668706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 25668706 is about 5066.4293146160. The cubic root of 25668706 is about 294.9859458975.

The spelling of 25668706 in words is "twenty-five million, six hundred sixty-eight thousand, seven hundred six".