8193424 has 20 divisors (see below), whose sum is σ = 16387840. Its totient is φ = 3964320.

The previous prime is 8193413. The next prime is 8193443. The reversal of 8193424 is 4243918.

8193424 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7764 + ... + 8755.

It is an arithmetic number, because the mean of its divisors is an integer number (819392).

Almost surely, 2^8193424 is an apocalyptic number.

It is an amenable number.

8193424 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8193424 is a wasteful number, since it uses less digits than its factorization.

8193424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16558 (or 16552 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 8193424 is about 2862.4157629527. The cubic root of 8193424 is about 201.5990478245.

The spelling of 8193424 in words is "eight million, one hundred ninety-three thousand, four hundred twenty-four".