25795843 has 2 divisors, whose sum is σ = 25795844. Its totient is φ = 25795842.

The previous prime is 25795837. The next prime is 25795873. The reversal of 25795843 is 34859752.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25795843 - 2²¹ = 23698691 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25795843.

It is not a weakly prime, because it can be changed into another prime (25795873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12897921 + 12897922.

It is an arithmetic number, because the mean of its divisors is an integer number (12897922).

Almost surely, 2^25795843 is an apocalyptic number.

25795843 is a deficient number, since it is larger than the sum of its proper divisors (1).

25795843 is an equidigital number, since it uses as much as digits as its factorization.

25795843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 302400, while the sum is 43.

The square root of 25795843 is about 5078.9608189077. The cubic root of 25795843 is about 295.4721654416.

It can be divided in two parts, 257 and 95843, that added together give a square (96100 = 310²).

The spelling of 25795843 in words is "twenty-five million, seven hundred ninety-five thousand, eight hundred forty-three".