27117069 has 24 divisors (see below), whose sum is σ = 43213632. Its totient is φ = 14815680.

The previous prime is 27117067. The next prime is 27117121. The reversal of 27117069 is 96071172.

It is not a de Polignac number, because 27117069 - 2¹ = 27117067 is a prime.

It is a super-2 number, since 2×27117069² = 1470670862301522, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27117061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9889 + ... + 12329.

It is an arithmetic number, because the mean of its divisors is an integer number (1800568).

Almost surely, 2^27117069 is an apocalyptic number.

It is an amenable number.

27117069 is a deficient number, since it is larger than the sum of its proper divisors (16096563).

27117069 is a wasteful number, since it uses less digits than its factorization.

27117069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2497 (or 2474 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 33.

The square root of 27117069 is about 5207.4052079707. The cubic root of 27117069 is about 300.4329637297.

The spelling of 27117069 in words is "twenty-seven million, one hundred seventeen thousand, sixty-nine".