8473 has 4 divisors (see below), whose sum is σ = 8740. Its totient is φ = 8208.

The previous prime is 8467. The next prime is 8501. The reversal of 8473 is 3748.

8473 is an esthetic number in base 5, because in such base its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7744 + 729 = 88^2 + 27^2 .

It is a cyclic number.

It is not a de Polignac number, because 8473 - 2¹³ = 281 is a prime.

It is a Duffinian number.

8473 is a lucky number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (8423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78 + ... + 151.

It is an arithmetic number, because the mean of its divisors is an integer number (2185).

2⁸⁴⁷³ is an apocalyptic number.

It is an amenable number.

8473 is a deficient number, since it is larger than the sum of its proper divisors (267).

8473 is a wasteful number, since it uses less digits than its factorization.

8473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266.

The product of its digits is 672, while the sum is 22.

The square root of 8473 is about 92.0489000477. The cubic root of 8473 is about 20.3866438270.

Adding to 8473 its reverse (3748), we get a palindrome (12221).

The spelling of 8473 in words is "eight thousand, four hundred seventy-three".