9997343 has 4 divisors (see below), whose sum is σ = 10585440. Its totient is φ = 9409248.

The previous prime is 9997333. The next prime is 9997349. The reversal of 9997343 is 3437999.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3437999 = 349 ⋅9851.

It is a cyclic number.

It is not a de Polignac number, because 9997343 - 2⁴ = 9997327 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9997294 and 9997303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9997349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294023 + ... + 294056.

It is an arithmetic number, because the mean of its divisors is an integer number (2646360).

Almost surely, 2^9997343 is an apocalyptic number.

9997343 is a deficient number, since it is larger than the sum of its proper divisors (588097).

9997343 is a wasteful number, since it uses less digits than its factorization.

9997343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588096.

The product of its digits is 183708, while the sum is 44.

The square root of 9997343 is about 3161.8575236718. The cubic root of 9997343 is about 215.4243862031.

The spelling of 9997343 in words is "nine million, nine hundred ninety-seven thousand, three hundred forty-three".