26793863 has 2 divisors, whose sum is σ = 26793864. Its totient is φ = 26793862.

The previous prime is 26793839. The next prime is 26793881. The reversal of 26793863 is 36839762.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26793863 - 2⁶ = 26793799 is a prime.

It is a super-2 number, since 2×26793863² = 1435822188925538, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26793803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13396931 + 13396932.

It is an arithmetic number, because the mean of its divisors is an integer number (13396932).

Almost surely, 2^26793863 is an apocalyptic number.

26793863 is a deficient number, since it is larger than the sum of its proper divisors (1).

26793863 is an equidigital number, since it uses as much as digits as its factorization.

26793863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 44.

The square root of 26793863 is about 5176.2788757949. The cubic root of 26793863 is about 299.2345783897.

The spelling of 26793863 in words is "twenty-six million, seven hundred ninety-three thousand, eight hundred sixty-three".