8317997 has 4 divisors (see below), whose sum is σ = 8459040. Its totient is φ = 8176956.

The previous prime is 8317949. The next prime is 8317999. The reversal of 8317997 is 7997138.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8317997 - 2⁸ = 8317741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8317999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70433 + ... + 70550.

It is an arithmetic number, because the mean of its divisors is an integer number (2114760).

Almost surely, 2^8317997 is an apocalyptic number.

It is an amenable number.

8317997 is a deficient number, since it is larger than the sum of its proper divisors (141043).

8317997 is a wasteful number, since it uses less digits than its factorization.

8317997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141042.

The product of its digits is 95256, while the sum is 44.

The square root of 8317997 is about 2884.0937918175. The cubic root of 8317997 is about 202.6156185753.

The spelling of 8317997 in words is "eight million, three hundred seventeen thousand, nine hundred ninety-seven".