26868901 has 2 divisors, whose sum is σ = 26868902. Its totient is φ = 26868900.

The previous prime is 26868893. The next prime is 26868911. The reversal of 26868901 is 10986862.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16208676 + 10660225 = 4026^2 + 3265^2 .

It is a cyclic number.

It is not a de Polignac number, because 26868901 - 2³ = 26868893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26868911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13434450 + 13434451.

It is an arithmetic number, because the mean of its divisors is an integer number (13434451).

Almost surely, 2^26868901 is an apocalyptic number.

It is an amenable number.

26868901 is a deficient number, since it is larger than the sum of its proper divisors (1).

26868901 is an equidigital number, since it uses as much as digits as its factorization.

26868901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 26868901 is about 5183.5220651599. The cubic root of 26868901 is about 299.5136601527.

It can be divided in two parts, 268 and 68901, that added together give a square (69169 = 263²).

The spelling of 26868901 in words is "twenty-six million, eight hundred sixty-eight thousand, nine hundred one".