8943397 has 8 divisors (see below), whose sum is σ = 9410400. Its totient is φ = 8487024.

The previous prime is 8943367. The next prime is 8943401. The reversal of 8943397 is 7933498.

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

It is not a de Polignac number, because 8943397 - 2¹¹ = 8941349 is a prime.

It is a Duffinian number.

8943397 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8943317) 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 7 ways as a sum of consecutive naturals, for example, 903 + ... + 4324.

It is an arithmetic number, because the mean of its divisors is an integer number (1176300).

Almost surely, 2^8943397 is an apocalyptic number.

It is an amenable number.

8943397 is a deficient number, since it is larger than the sum of its proper divisors (467003).

8943397 is a wasteful number, since it uses less digits than its factorization.

8943397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5315.

The product of its digits is 163296, while the sum is 43.

The square root of 8943397 is about 2990.5512869703. The cubic root of 8943397 is about 207.5713946031.

The spelling of 8943397 in words is "eight million, nine hundred forty-three thousand, three hundred ninety-seven".