4332728173 has 2 divisors, whose sum is σ = 4332728174. Its totient is φ = 4332728172.

The previous prime is 4332728143. The next prime is 4332728243. The reversal of 4332728173 is 3718272334.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3172167684 + 1160560489 = 56322^2 + 34067^2 .

It is a cyclic number.

It is not a de Polignac number, because 4332728173 - 2¹³ = 4332719981 is a prime.

It is a super-2 number, since 2×4332728173² = 37545066842215835858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4332728143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2166364086 + 2166364087.

It is an arithmetic number, because the mean of its divisors is an integer number (2166364087).

Almost surely, 2^4332728173 is an apocalyptic number.

It is an amenable number.

4332728173 is a deficient number, since it is larger than the sum of its proper divisors (1).

4332728173 is an equidigital number, since it uses as much as digits as its factorization.

4332728173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 40.

The square root of 4332728173 is about 65823.4621772511. The cubic root of 4332728173 is about 1630.2485190723.

The spelling of 4332728173 in words is "four billion, three hundred thirty-two million, seven hundred twenty-eight thousand, one hundred seventy-three".