27714397 has 2 divisors, whose sum is σ = 27714398. Its totient is φ = 27714396.

The previous prime is 27714373. The next prime is 27714409. The reversal of 27714397 is 79341772.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20985561 + 6728836 = 4581^2 + 2594^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27714397 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27714307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13857198 + 13857199.

It is an arithmetic number, because the mean of its divisors is an integer number (13857199).

Almost surely, 2^27714397 is an apocalyptic number.

It is an amenable number.

27714397 is a deficient number, since it is larger than the sum of its proper divisors (1).

27714397 is an equidigital number, since it uses as much as digits as its factorization.

27714397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 74088, while the sum is 40.

The square root of 27714397 is about 5264.4465046195. The cubic root of 27714397 is about 302.6229156930.

The spelling of 27714397 in words is "twenty-seven million, seven hundred fourteen thousand, three hundred ninety-seven".