26365089 has 16 divisors (see below), whose sum is σ = 36590400. Its totient is φ = 16865856.

The previous prime is 26365081. The next prime is 26365099. The reversal of 26365089 is 98056362.

It is not a de Polignac number, because 26365089 - 2³ = 26365081 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26365081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14727 + ... + 16419.

It is an arithmetic number, because the mean of its divisors is an integer number (2286900).

Almost surely, 2^26365089 is an apocalyptic number.

26365089 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

26365089 is a deficient number, since it is larger than the sum of its proper divisors (10225311).

26365089 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (26365088) it forms a Ruth-Aaron pair, since the sum of their prime factors is the same (1904).

26365089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1904.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 26365089 is about 5134.6946355163. The cubic root of 26365089 is about 297.6298009490.

The spelling of 26365089 in words is "twenty-six million, three hundred sixty-five thousand, eighty-nine".