27304065 has 12 divisors (see below), whose sum is σ = 47327124. Its totient is φ = 14562144.

The previous prime is 27304061. The next prime is 27304093. The reversal of 27304065 is 56040372.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9054081 + 18249984 = 3009^2 + 4272^2 .

It is not a de Polignac number, because 27304065 - 2² = 27304061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27304061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 303334 + ... + 303423.

It is an arithmetic number, because the mean of its divisors is an integer number (3943927).

Almost surely, 2^27304065 is an apocalyptic number.

It is an amenable number.

27304065 is a deficient number, since it is larger than the sum of its proper divisors (20023059).

27304065 is a wasteful number, since it uses less digits than its factorization.

27304065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606768 (or 606765 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 27304065 is about 5225.3291762338. The cubic root of 27304065 is about 301.1219654145.

The spelling of 27304065 in words is "twenty-seven million, three hundred four thousand, sixty-five".