26285263 has 2 divisors, whose sum is σ = 26285264. Its totient is φ = 26285262.

The previous prime is 26285261. The next prime is 26285279. The reversal of 26285263 is 36258262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26285263 - 2¹ = 26285261 is a prime.

Together with 26285261, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26285261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13142631 + 13142632.

It is an arithmetic number, because the mean of its divisors is an integer number (13142632).

Almost surely, 2^26285263 is an apocalyptic number.

26285263 is a deficient number, since it is larger than the sum of its proper divisors (1).

26285263 is an equidigital number, since it uses as much as digits as its factorization.

26285263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 34.

The square root of 26285263 is about 5126.9155444575. The cubic root of 26285263 is about 297.3291177867.

The spelling of 26285263 in words is "twenty-six million, two hundred eighty-five thousand, two hundred sixty-three".