26343091 has 4 divisors (see below), whose sum is σ = 26366472. Its totient is φ = 26319712.

The previous prime is 26343043. The next prime is 26343131. The reversal of 26343091 is 19034362.

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

It is a cyclic number.

It is not a de Polignac number, because 26343091 - 2⁹ = 26342579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26343791) 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, 9910 + ... + 12283.

It is an arithmetic number, because the mean of its divisors is an integer number (6591618).

Almost surely, 2^26343091 is an apocalyptic number.

26343091 is a deficient number, since it is larger than the sum of its proper divisors (23381).

26343091 is a wasteful number, since it uses less digits than its factorization.

26343091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23380.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 26343091 is about 5132.5520942315. The cubic root of 26343091 is about 297.5470010245.

The spelling of 26343091 in words is "twenty-six million, three hundred forty-three thousand, ninety-one".