9886937 has 2 divisors, whose sum is σ = 9886938. Its totient is φ = 9886936.

The previous prime is 9886871. The next prime is 9886939. The reversal of 9886937 is 7396889.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9834496 + 52441 = 3136^2 + 229^2 .

It is a cyclic number.

It is not a de Polignac number, because 9886937 - 2¹⁰ = 9885913 is a prime.

Together with 9886939, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9886939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4943468 + 4943469.

It is an arithmetic number, because the mean of its divisors is an integer number (4943469).

Almost surely, 2^9886937 is an apocalyptic number.

It is an amenable number.

9886937 is a deficient number, since it is larger than the sum of its proper divisors (1).

9886937 is an equidigital number, since it uses as much as digits as its factorization.

9886937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 50.

The square root of 9886937 is about 3144.3500123237. The cubic root of 9886937 is about 214.6284333981.

The spelling of 9886937 in words is "nine million, eight hundred eighty-six thousand, nine hundred thirty-seven".