47173 has 8 divisors (see below), whose sum is σ = 56448. Its totient is φ = 38544.

The previous prime is 47161. The next prime is 47189. The reversal of 47173 is 37174.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15 + ... + 307.

It is an arithmetic number, because the mean of its divisors is an integer number (7056).

2⁴⁷¹⁷³ is an apocalyptic number.

It is an amenable number.

47173 is a deficient number, since it is larger than the sum of its proper divisors (9275).

47173 is a wasteful number, since it uses less digits than its factorization.

47173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323.

The product of its digits is 588, while the sum is 22.

The square root of 47173 is about 217.1934621484. The cubic root of 47173 is about 36.1324850891.

Subtracting from 47173 its reverse (37174), we obtain a palindrome (9999).

The spelling of 47173 in words is "forty-seven thousand, one hundred seventy-three", and thus it is an iban number.