8473973 has 4 divisors (see below), whose sum is σ = 8972460. Its totient is φ = 7975488.

The previous prime is 8473951. The next prime is 8473991. The reversal of 8473973 is 3793748.

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 7739524 + 734449 = 2782^2 + 857^2 .

It is a cyclic number.

It is not a de Polignac number, because 8473973 - 2⁶ = 8473909 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8473973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8473903) 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 3 ways as a sum of consecutive naturals, for example, 249218 + ... + 249251.

It is an arithmetic number, because the mean of its divisors is an integer number (2243115).

Almost surely, 2^8473973 is an apocalyptic number.

It is an amenable number.

8473973 is a deficient number, since it is larger than the sum of its proper divisors (498487).

8473973 is a wasteful number, since it uses less digits than its factorization.

8473973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498486.

The product of its digits is 127008, while the sum is 41.

The square root of 8473973 is about 2911.0089316249. The cubic root of 8473973 is about 203.8742416628.

The spelling of 8473973 in words is "eight million, four hundred seventy-three thousand, nine hundred seventy-three".