27069 has 8 divisors (see below), whose sum is σ = 41280. Its totient is φ = 15456.

The previous prime is 27067. The next prime is 27073. The reversal of 27069 is 96072.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 27069 - 2¹ = 27067 is a prime.

It is a super-2 number, since 2×27069² = 1465461522, which contains 22 as substring.

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 624 + ... + 665.

It is an arithmetic number, because the mean of its divisors is an integer number (5160).

2²⁷⁰⁶⁹ is an apocalyptic number.

It is an amenable number.

27069 is a deficient number, since it is larger than the sum of its proper divisors (14211).

27069 is a wasteful number, since it uses less digits than its factorization.

27069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1299.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 27069 is about 164.5265935951. The cubic root of 27069 is about 30.0255338169.

The spelling of 27069 in words is "twenty-seven thousand, sixty-nine".