26495863 has 2 divisors, whose sum is σ = 26495864. Its totient is φ = 26495862.

The previous prime is 26495803. The next prime is 26495867. The reversal of 26495863 is 36859462.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26495863 is a prime.

It is a super-2 number, since 2×26495863² = 1404061512229538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26495867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13247931 + 13247932.

It is an arithmetic number, because the mean of its divisors is an integer number (13247932).

Almost surely, 2^26495863 is an apocalyptic number.

26495863 is a deficient number, since it is larger than the sum of its proper divisors (1).

26495863 is an equidigital number, since it uses as much as digits as its factorization.

26495863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 43.

The square root of 26495863 is about 5147.4132338486. The cubic root of 26495863 is about 298.1210827263.

The spelling of 26495863 in words is "twenty-six million, four hundred ninety-five thousand, eight hundred sixty-three".