27027018 has 12 divisors (see below), whose sum is σ = 58558578. Its totient is φ = 9009000.

The previous prime is 27026977. The next prime is 27027019. The reversal of 27027018 is 81072072.

It can be written as a sum of positive squares in only one way, i.e., 25431849 + 1595169 = 5043^2 + 1263^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 27026982 and 27027000.

It is not an unprimeable number, because it can be changed into a prime (27027019) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 750733 + ... + 750768.

Almost surely, 2^27027018 is an apocalyptic number.

27027018 is an abundant number, since it is smaller than the sum of its proper divisors (31531560).

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

27027018 is a wasteful number, since it uses less digits than its factorization.

27027018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1501509 (or 1501506 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 27.

The square root of 27027018 is about 5198.7515809086. The cubic root of 27027018 is about 300.1000333074.

The spelling of 27027018 in words is "twenty-seven million, twenty-seven thousand, eighteen".