26845191 has 6 divisors (see below), whose sum is σ = 38776400. Its totient is φ = 17896788.

The previous prime is 26845187. The next prime is 26845207. The reversal of 26845191 is 19154862.

It is not a de Polignac number, because 26845191 - 2² = 26845187 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26845111) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1491391 + ... + 1491408.

Almost surely, 2^26845191 is an apocalyptic number.

26845191 is a deficient number, since it is larger than the sum of its proper divisors (11931209).

26845191 is a wasteful number, since it uses less digits than its factorization.

26845191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2982805 (or 2982802 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 26845191 is about 5181.2345054051. The cubic root of 26845191 is about 299.4255339982.

It can be divided in two parts, 2684 and 5191, that added together give a triangular number (7875 = T₁₂₅).

The spelling of 26845191 in words is "twenty-six million, eight hundred forty-five thousand, one hundred ninety-one".