27018204 has 12 divisors (see below), whose sum is σ = 63042504. Its totient is φ = 9006064.

The previous prime is 27018203. The next prime is 27018223. The reversal of 27018204 is 40281072.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27018203) 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 3 ways as a sum of consecutive naturals, for example, 1125747 + ... + 1125770.

It is an arithmetic number, because the mean of its divisors is an integer number (5253542).

Almost surely, 2^27018204 is an apocalyptic number.

It is an amenable number.

27018204 is an abundant number, since it is smaller than the sum of its proper divisors (36024300).

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

27018204 is a wasteful number, since it uses less digits than its factorization.

27018204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251524 (or 2251522 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 27018204 is about 5197.9038082673. The cubic root of 27018204 is about 300.0674070754.

Adding to 27018204 its reverse (40281072), we get a palindrome (67299276).

The spelling of 27018204 in words is "twenty-seven million, eighteen thousand, two hundred four".