27018004 has 12 divisors (see below), whose sum is σ = 50918644. Its totient is φ = 12469824.

The previous prime is 27017999. The next prime is 27018023. The reversal of 27018004 is 40081072.

It can be written as a sum of positive squares in 2 ways, for example, as 12180100 + 14837904 = 3490^2 + 3852^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259737 + ... + 259840.

Almost surely, 2^27018004 is an apocalyptic number.

It is an amenable number.

27018004 is a deficient number, since it is larger than the sum of its proper divisors (23900640).

27018004 is a wasteful number, since it uses less digits than its factorization.

27018004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519594 (or 519592 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 27018004 is about 5197.8845697072. The cubic root of 27018004 is about 300.0666666656.

Adding to 27018004 its reverse (40081072), we get a palindrome (67099076).

The spelling of 27018004 in words is "twenty-seven million, eighteen thousand, four".