4728173 has 2 divisors, whose sum is σ = 4728174. Its totient is φ = 4728172.

The previous prime is 4728149. The next prime is 4728181. The reversal of 4728173 is 3718274.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3467044 + 1261129 = 1862^2 + 1123^2 .

It is a cyclic number.

It is not a de Polignac number, because 4728173 - 2⁶ = 4728109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4728973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2364086 + 2364087.

It is an arithmetic number, because the mean of its divisors is an integer number (2364087).

Almost surely, 2^4728173 is an apocalyptic number.

It is an amenable number.

4728173 is a deficient number, since it is larger than the sum of its proper divisors (1).

4728173 is an equidigital number, since it uses as much as digits as its factorization.

4728173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9408, while the sum is 32.

The square root of 4728173 is about 2174.4362487781. The cubic root of 4728173 is about 167.8408948122.

The spelling of 4728173 in words is "four million, seven hundred twenty-eight thousand, one hundred seventy-three".