26089149 has 4 divisors (see below), whose sum is σ = 34785536. Its totient is φ = 17392764.

The previous prime is 26089139. The next prime is 26089177. The reversal of 26089149 is 94198062.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 26089149 - 2¹¹ = 26087101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26089139) 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, 4348189 + ... + 4348194.

It is an arithmetic number, because the mean of its divisors is an integer number (8696384).

Almost surely, 2^26089149 is an apocalyptic number.

It is an amenable number.

26089149 is a deficient number, since it is larger than the sum of its proper divisors (8696387).

26089149 is an equidigital number, since it uses as much as digits as its factorization.

26089149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8696386.

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 26089149 is about 5107.7538116084. The cubic root of 26089149 is about 296.5878148949.

The spelling of 26089149 in words is "twenty-six million, eighty-nine thousand, one hundred forty-nine".