9673997 has 2 divisors, whose sum is σ = 9673998. Its totient is φ = 9673996.

The previous prime is 9673967. The next prime is 9673999. The reversal of 9673997 is 7993769.

It is a happy number.

9673997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9554281 + 119716 = 3091^2 + 346^2 .

It is a cyclic number.

It is not a de Polignac number, because 9673997 - 2¹⁰ = 9672973 is a prime.

It is a super-3 number, since 3×9673997³ (a number of 22 digits) contains 333 as substring.

Together with 9673999, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9673999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4836998 + 4836999.

It is an arithmetic number, because the mean of its divisors is an integer number (4836999).

Almost surely, 2^9673997 is an apocalyptic number.

It is an amenable number.

9673997 is a deficient number, since it is larger than the sum of its proper divisors (1).

9673997 is an equidigital number, since it uses as much as digits as its factorization.

9673997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 642978, while the sum is 50.

The square root of 9673997 is about 3110.3049689701. The cubic root of 9673997 is about 213.0763830765.

The spelling of 9673997 in words is "nine million, six hundred seventy-three thousand, nine hundred ninety-seven".