9690211 has 2 divisors, whose sum is σ = 9690212. Its totient is φ = 9690210.

The previous prime is 9690139. The next prime is 9690217. The reversal of 9690211 is 1120969.

It is a strong prime.

It is an emirp because it is prime and its reverse (1120969) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9690211 - 2¹³ = 9682019 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9690211.

It is not a weakly prime, because it can be changed into another prime (9690217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4845105 + 4845106.

It is an arithmetic number, because the mean of its divisors is an integer number (4845106).

Almost surely, 2^9690211 is an apocalyptic number.

9690211 is a deficient number, since it is larger than the sum of its proper divisors (1).

9690211 is an equidigital number, since it uses as much as digits as its factorization.

9690211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 9690211 is about 3112.9103745530. The cubic root of 9690211 is about 213.1953581024.

The spelling of 9690211 in words is "nine million, six hundred ninety thousand, two hundred eleven".