8493930 has 64 divisors (see below), whose sum is σ = 22907520. Its totient is φ = 2239488.

The previous prime is 8493913. The next prime is 8493937. The reversal of 8493930 is 393948.

It is not an unprimeable number, because it can be changed into a prime (8493937) 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 31 ways as a sum of consecutive naturals, for example, 43914 + ... + 44106.

It is an arithmetic number, because the mean of its divisors is an integer number (357930).

Almost surely, 2^8493930 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8493930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11453760).

8493930 is an abundant number, since it is smaller than the sum of its proper divisors (14413590).

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

8493930 is a wasteful number, since it uses less digits than its factorization.

8493930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372 (or 366 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 8493930 is about 2914.4347650960. The cubic root of 8493930 is about 204.0341638284.

The spelling of 8493930 in words is "eight million, four hundred ninety-three thousand, nine hundred thirty".