27696307 has 2 divisors, whose sum is σ = 27696308. Its totient is φ = 27696306.

The previous prime is 27696293. The next prime is 27696323. The reversal of 27696307 is 70369672.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27696307 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 27696307.

It is not a weakly prime, because it can be changed into another prime (27696367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13848153 + 13848154.

It is an arithmetic number, because the mean of its divisors is an integer number (13848154).

Almost surely, 2^27696307 is an apocalyptic number.

27696307 is a deficient number, since it is larger than the sum of its proper divisors (1).

27696307 is an equidigital number, since it uses as much as digits as its factorization.

27696307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 95256, while the sum is 40.

The square root of 27696307 is about 5262.7280948193. The cubic root of 27696307 is about 302.5570577433.

The spelling of 27696307 in words is "twenty-seven million, six hundred ninety-six thousand, three hundred seven".