9997345 has 8 divisors (see below), whose sum is σ = 12384000. Its totient is φ = 7739760.

The previous prime is 9997333. The next prime is 9997349. The reversal of 9997345 is 5437999.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-9997345 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9997295 and 9997304.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32095 + ... + 32404.

It is an arithmetic number, because the mean of its divisors is an integer number (1548000).

Almost surely, 2^9997345 is an apocalyptic number.

It is an amenable number.

9997345 is a deficient number, since it is larger than the sum of its proper divisors (2386655).

9997345 is a wasteful number, since it uses less digits than its factorization.

9997345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64535.

The product of its digits is 306180, while the sum is 46.

The square root of 9997345 is about 3161.8578399416. The cubic root of 9997345 is about 215.4244005685.

The spelling of 9997345 in words is "nine million, nine hundred ninety-seven thousand, three hundred forty-five".