26263901 has 2 divisors, whose sum is σ = 26263902. Its totient is φ = 26263900.

The previous prime is 26263889. The next prime is 26263921. The reversal of 26263901 is 10936262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15007876 + 11256025 = 3874^2 + 3355^2 .

It is a cyclic number.

It is not a de Polignac number, because 26263901 - 2¹⁰ = 26262877 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26263921) 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, 13131950 + 13131951.

It is an arithmetic number, because the mean of its divisors is an integer number (13131951).

Almost surely, 2^26263901 is an apocalyptic number.

It is an amenable number.

26263901 is a deficient number, since it is larger than the sum of its proper divisors (1).

26263901 is an equidigital number, since it uses as much as digits as its factorization.

26263901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 26263901 is about 5124.8318021180. The cubic root of 26263901 is about 297.2485496242.

The spelling of 26263901 in words is "twenty-six million, two hundred sixty-three thousand, nine hundred one".