26069 has 4 divisors (see below), whose sum is σ = 26400. Its totient is φ = 25740.

The previous prime is 26053. The next prime is 26083. The reversal of 26069 is 96062.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 26069 - 2⁴ = 26053 is a prime.

It is a super-2 number, since 2×26069² = 1359185522, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26029) 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, 32 + ... + 230.

It is an arithmetic number, because the mean of its divisors is an integer number (6600).

2²⁶⁰⁶⁹ is an apocalyptic number.

It is an amenable number.

26069 is a deficient number, since it is larger than the sum of its proper divisors (331).

26069 is a wasteful number, since it uses less digits than its factorization.

26069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 26069 is about 161.4589731170. The cubic root of 26069 is about 29.6511442313.

The spelling of 26069 in words is "twenty-six thousand, sixty-nine".