27916037 has 2 divisors, whose sum is σ = 27916038. Its totient is φ = 27916036.

The previous prime is 27915991. The next prime is 27916051. The reversal of 27916037 is 73061972.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23049601 + 4866436 = 4801^2 + 2206^2 .

It is a cyclic number.

It is not a de Polignac number, because 27916037 - 2¹⁸ = 27653893 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 27915988 and 27916006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27916087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13958018 + 13958019.

It is an arithmetic number, because the mean of its divisors is an integer number (13958019).

Almost surely, 2^27916037 is an apocalyptic number.

It is an amenable number.

27916037 is a deficient number, since it is larger than the sum of its proper divisors (1).

27916037 is an equidigital number, since it uses as much as digits as its factorization.

27916037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 35.

The square root of 27916037 is about 5283.5629077357. The cubic root of 27916037 is about 303.3550681470.

The spelling of 27916037 in words is "twenty-seven million, nine hundred sixteen thousand, thirty-seven".