26264243 has 2 divisors, whose sum is σ = 26264244. Its totient is φ = 26264242.

The previous prime is 26264233. The next prime is 26264267. The reversal of 26264243 is 34246262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26264243 - 2⁶ = 26264179 is a prime.

It is not a weakly prime, because it can be changed into another prime (26264233) 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, 13132121 + 13132122.

It is an arithmetic number, because the mean of its divisors is an integer number (13132122).

Almost surely, 2^26264243 is an apocalyptic number.

26264243 is a deficient number, since it is larger than the sum of its proper divisors (1).

26264243 is an equidigital number, since it uses as much as digits as its factorization.

26264243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 29.

The square root of 26264243 is about 5124.8651689581. The cubic root of 26264243 is about 297.2498398434.

The spelling of 26264243 in words is "twenty-six million, two hundred sixty-four thousand, two hundred forty-three".