26864875 has 16 divisors (see below), whose sum is σ = 34688160. Its totient is φ = 20748000.

The previous prime is 26864843. The next prime is 26864899. The reversal of 26864875 is 57846862.

It is not a de Polignac number, because 26864875 - 2⁵ = 26864843 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81 + ... + 7330.

It is an arithmetic number, because the mean of its divisors is an integer number (2168010).

Almost surely, 2^26864875 is an apocalyptic number.

26864875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

26864875 is a deficient number, since it is larger than the sum of its proper divisors (7823285).

26864875 is an equidigital number, since it uses as much as digits as its factorization.

26864875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7455 (or 7445 counting only the distinct ones).

The product of its digits is 645120, while the sum is 46.

The square root of 26864875 is about 5183.1337046231. The cubic root of 26864875 is about 299.4986998308.

The spelling of 26864875 in words is "twenty-six million, eight hundred sixty-four thousand, eight hundred seventy-five".