27012156 has 24 divisors (see below), whose sum is σ = 63305424. Its totient is φ = 8964480.

The previous prime is 27012151. The next prime is 27012157. The reversal of 27012156 is 65121072.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27012151) 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, 2035 + ... + 7626.

It is an arithmetic number, because the mean of its divisors is an integer number (2637726).

Almost surely, 2^27012156 is an apocalyptic number.

It is an amenable number.

27012156 is an abundant number, since it is smaller than the sum of its proper divisors (36293268).

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

27012156 is a wasteful number, since it uses less digits than its factorization.

27012156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9901 (or 9899 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 27012156 is about 5197.3220027241. The cubic root of 27012156 is about 300.0450154672.

The spelling of 27012156 in words is "twenty-seven million, twelve thousand, one hundred fifty-six".