9666373 has 2 divisors, whose sum is σ = 9666374. Its totient is φ = 9666372.

The previous prime is 9666347. The next prime is 9666401. The reversal of 9666373 is 3736669.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7496644 + 2169729 = 2738^2 + 1473^2 .

It is an emirp because it is prime and its reverse (3736669) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9666373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9666313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4833186 + 4833187.

It is an arithmetic number, because the mean of its divisors is an integer number (4833187).

Almost surely, 2^9666373 is an apocalyptic number.

It is an amenable number.

9666373 is a deficient number, since it is larger than the sum of its proper divisors (1).

9666373 is an equidigital number, since it uses as much as digits as its factorization.

9666373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 122472, while the sum is 40.

The square root of 9666373 is about 3109.0791241138. The cubic root of 9666373 is about 213.0203937654.

The spelling of 9666373 in words is "nine million, six hundred sixty-six thousand, three hundred seventy-three".