26093189 has 4 divisors (see below), whose sum is σ = 26118156. Its totient is φ = 26068224.

The previous prime is 26093149. The next prime is 26093191. The reversal of 26093189 is 98139062.

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

It can be written as a sum of positive squares in 2 ways, for example, as 16120225 + 9972964 = 4015^2 + 3158^2 .

It is a cyclic number.

It is not a de Polignac number, because 26093189 - 2¹² = 26089093 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 (26093129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10844 + ... + 13029.

It is an arithmetic number, because the mean of its divisors is an integer number (6529539).

Almost surely, 2^26093189 is an apocalyptic number.

It is an amenable number.

26093189 is a deficient number, since it is larger than the sum of its proper divisors (24967).

26093189 is a wasteful number, since it uses less digits than its factorization.

26093189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24966.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 26093189 is about 5108.1492734649. The cubic root of 26093189 is about 296.6031233402.

The spelling of 26093189 in words is "twenty-six million, ninety-three thousand, one hundred eighty-nine".