27009136 has 60 divisors (see below), whose sum is σ = 65770096. Its totient is φ = 10517760.

The previous prime is 27009109. The next prime is 27009137. The reversal of 27009136 is 63190072.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27009137) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12556 + ... + 14548.

Almost surely, 2^27009136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27009136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32885048).

27009136 is an abundant number, since it is smaller than the sum of its proper divisors (38760960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27009136 is a wasteful number, since it uses less digits than its factorization.

27009136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2030 (or 2013 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 27009136 is about 5197.0314603627. The cubic root of 27009136 is about 300.0338332213.

The spelling of 27009136 in words is "twenty-seven million, nine thousand, one hundred thirty-six".