26255897 has 2 divisors, whose sum is σ = 26255898. Its totient is φ = 26255896.

The previous prime is 26255869. The next prime is 26255921. The reversal of 26255897 is 79855262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17606416 + 8649481 = 4196^2 + 2941^2 .

It is a cyclic number.

It is not a de Polignac number, because 26255897 - 2¹⁰ = 26254873 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26255197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13127948 + 13127949.

It is an arithmetic number, because the mean of its divisors is an integer number (13127949).

Almost surely, 2^26255897 is an apocalyptic number.

It is an amenable number.

26255897 is a deficient number, since it is larger than the sum of its proper divisors (1).

26255897 is an equidigital number, since it uses as much as digits as its factorization.

26255897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 302400, while the sum is 44.

The square root of 26255897 is about 5124.0508389359. The cubic root of 26255897 is about 297.2183507704.

The spelling of 26255897 in words is "twenty-six million, two hundred fifty-five thousand, eight hundred ninety-seven".