8493864 has 16 divisors (see below), whose sum is σ = 21234720. Its totient is φ = 2831280.

The previous prime is 8493853. The next prime is 8493869. The reversal of 8493864 is 4683948.

It is not an unprimeable number, because it can be changed into a prime (8493869) 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, 176932 + ... + 176979.

It is an arithmetic number, because the mean of its divisors is an integer number (1327170).

Almost surely, 2^8493864 is an apocalyptic number.

It is an amenable number.

8493864 is an abundant number, since it is smaller than the sum of its proper divisors (12740856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8493864 is a wasteful number, since it uses less digits than its factorization.

8493864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353920 (or 353916 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 8493864 is about 2914.4234421237. The cubic root of 8493864 is about 204.0336353613.

The spelling of 8493864 in words is "eight million, four hundred ninety-three thousand, eight hundred sixty-four".