26463089 has 2 divisors, whose sum is σ = 26463090. Its totient is φ = 26463088.

The previous prime is 26463083. The next prime is 26463121. The reversal of 26463089 is 98036462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26368225 + 94864 = 5135^2 + 308^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26463089 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (26463083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13231544 + 13231545.

It is an arithmetic number, because the mean of its divisors is an integer number (13231545).

Almost surely, 2^26463089 is an apocalyptic number.

It is an amenable number.

26463089 is a deficient number, since it is larger than the sum of its proper divisors (1).

26463089 is an equidigital number, since it uses as much as digits as its factorization.

26463089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 26463089 is about 5144.2287079795. The cubic root of 26463089 is about 297.9981119349.

The spelling of 26463089 in words is "twenty-six million, four hundred sixty-three thousand, eighty-nine".