25836901 has 2 divisors, whose sum is σ = 25836902. Its totient is φ = 25836900.

The previous prime is 25836859. The next prime is 25836907. The reversal of 25836901 is 10963852.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17850625 + 7986276 = 4225^2 + 2826^2 .

It is a cyclic number.

It is not a de Polignac number, because 25836901 - 2⁷ = 25836773 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25836907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12918450 + 12918451.

It is an arithmetic number, because the mean of its divisors is an integer number (12918451).

Almost surely, 2^25836901 is an apocalyptic number.

It is an amenable number.

25836901 is a deficient number, since it is larger than the sum of its proper divisors (1).

25836901 is an equidigital number, since it uses as much as digits as its factorization.

25836901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 25836901 is about 5083.0011804051. The cubic root of 25836901 is about 295.6288452792.

The spelling of 25836901 in words is "twenty-five million, eight hundred thirty-six thousand, nine hundred one".