8396993 has 8 divisors (see below), whose sum is σ = 9642720. Its totient is φ = 7231680.

The previous prime is 8396987. The next prime is 8397007. The reversal of 8396993 is 3996938.

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

It is a cyclic number.

It is not a de Polignac number, because 8396993 - 2⁴ = 8396977 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8396953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19880 + ... + 20297.

It is an arithmetic number, because the mean of its divisors is an integer number (1205340).

Almost surely, 2^8396993 is an apocalyptic number.

It is an amenable number.

8396993 is a deficient number, since it is larger than the sum of its proper divisors (1245727).

8396993 is a wasteful number, since it uses less digits than its factorization.

8396993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40207.

The product of its digits is 314928, while the sum is 47.

The square root of 8396993 is about 2897.7565460197. The cubic root of 8396993 is about 203.2550120883.

The spelling of 8396993 in words is "eight million, three hundred ninety-six thousand, nine hundred ninety-three".