26000231 has 2 divisors, whose sum is σ = 26000232. Its totient is φ = 26000230.

The previous prime is 26000209. The next prime is 26000267. The reversal of 26000231 is 13200062.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26000231 - 2⁶ = 26000167 is a prime.

It is a super-2 number, since 2×26000231² = 1352024024106722, which contains 22 as substring.

It is a Sophie Germain prime.

26000231 is a modest number, since divided by 231 gives 26 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26000201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13000115 + 13000116.

It is an arithmetic number, because the mean of its divisors is an integer number (13000116).

Almost surely, 2^26000231 is an apocalyptic number.

26000231 is a deficient number, since it is larger than the sum of its proper divisors (1).

26000231 is an equidigital number, since it uses as much as digits as its factorization.

26000231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 26000231 is about 5099.0421649561. The cubic root of 26000231 is about 296.2504841927.

Adding to 26000231 its reverse (13200062), we get a palindrome (39200293).

The spelling of 26000231 in words is "twenty-six million, two hundred thirty-one", and thus it is an aban number.