8373 has 4 divisors (see below), whose sum is σ = 11168. Its totient is φ = 5580.

The previous prime is 8369. The next prime is 8377. The reversal of 8373 is 3738.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (8369) and next prime (8377).

It is not a de Polignac number, because 8373 - 2² = 8369 is a prime.

It is a D-number.

It is the 92-nd Hogben number.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8377) by changing a digit.

It is a nontrivial repunit in base 91.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1393 + ... + 1398.

It is an arithmetic number, because the mean of its divisors is an integer number (2792).

2⁸³⁷³ is an apocalyptic number.

It is an amenable number.

8373 is a deficient number, since it is larger than the sum of its proper divisors (2795).

8373 is a wasteful number, since it uses less digits than its factorization.

8373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2794.

The product of its digits is 504, while the sum is 21.

The square root of 8373 is about 91.5040982689. The cubic root of 8373 is about 20.3061238370.

The spelling of 8373 in words is "eight thousand, three hundred seventy-three".