27004297 has 2 divisors, whose sum is σ = 27004298. Its totient is φ = 27004296.

The previous prime is 27004267. The next prime is 27004309. The reversal of 27004297 is 79240072.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20394256 + 6610041 = 4516^2 + 2571^2 .

It is a cyclic number.

It is not a de Polignac number, because 27004297 - 2¹⁹ = 26480009 is a prime.

It is not a weakly prime, because it can be changed into another prime (27004267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13502148 + 13502149.

It is an arithmetic number, because the mean of its divisors is an integer number (13502149).

Almost surely, 2^27004297 is an apocalyptic number.

It is an amenable number.

27004297 is a deficient number, since it is larger than the sum of its proper divisors (1).

27004297 is an equidigital number, since it uses as much as digits as its factorization.

27004297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 27004297 is about 5196.5658852746. The cubic root of 27004297 is about 300.0159139706.

The spelling of 27004297 in words is "twenty-seven million, four thousand, two hundred ninety-seven".