25678795 has 4 divisors (see below), whose sum is σ = 30814560. Its totient is φ = 20543032.

The previous prime is 25678781. The next prime is 25678799. The reversal of 25678795 is 59787652.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25678795 - 2¹¹ = 25676747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25678799) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2567875 + ... + 2567884.

It is an arithmetic number, because the mean of its divisors is an integer number (7703640).

Almost surely, 2^25678795 is an apocalyptic number.

25678795 is a deficient number, since it is larger than the sum of its proper divisors (5135765).

25678795 is an equidigital number, since it uses as much as digits as its factorization.

25678795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5135764.

The product of its digits is 1058400, while the sum is 49.

The square root of 25678795 is about 5067.4248884419. The cubic root of 25678795 is about 295.0245885853.

The spelling of 25678795 in words is "twenty-five million, six hundred seventy-eight thousand, seven hundred ninety-five".