26800255 has 4 divisors (see below), whose sum is σ = 32160312. Its totient is φ = 21440200.

The previous prime is 26800159. The next prime is 26800259. The reversal of 26800255 is 55200862.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 26800255 - 2²¹ = 24703103 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26800259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2680021 + ... + 2680030.

It is an arithmetic number, because the mean of its divisors is an integer number (8040078).

Almost surely, 2^26800255 is an apocalyptic number.

26800255 is a deficient number, since it is larger than the sum of its proper divisors (5360057).

26800255 is an equidigital number, since it uses as much as digits as its factorization.

26800255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5360056.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 26800255 is about 5176.8962709330. The cubic root of 26800255 is about 299.2583718400.

The spelling of 26800255 in words is "twenty-six million, eight hundred thousand, two hundred fifty-five".