26535 has 16 divisors (see below), whose sum is σ = 44640. Its totient is φ = 13440.

The previous prime is 26513. The next prime is 26539. The reversal of 26535 is 53562.

It is not a de Polignac number, because 26535 - 2⁷ = 26407 is a prime.

It is a nialpdrome in base 14.

It is a zygodrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26539) 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, 405 + ... + 465.

It is an arithmetic number, because the mean of its divisors is an integer number (2790).

2²⁶⁵³⁵ is an apocalyptic number.

26535 is a deficient number, since it is larger than the sum of its proper divisors (18105).

26535 is a wasteful number, since it uses less digits than its factorization.

26535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98.

The product of its digits is 900, while the sum is 21.

The square root of 26535 is about 162.8956721340. The cubic root of 26535 is about 29.8267795250.

It can be divided in two parts, 265 and 35, that added together give a triangular number (300 = T₂₄).

The spelling of 26535 in words is "twenty-six thousand, five hundred thirty-five".