4728427789 has 2 divisors, whose sum is σ = 4728427790. Its totient is φ = 4728427788.

The previous prime is 4728427763. The next prime is 4728427801. The reversal of 4728427789 is 9877248274.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4724225289 + 4202500 = 68733^2 + 2050^2 .

It is a cyclic number.

It is not a de Polignac number, because 4728427789 - 2⁷ = 4728427661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4728497789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2364213894 + 2364213895.

It is an arithmetic number, because the mean of its divisors is an integer number (2364213895).

Almost surely, 2^4728427789 is an apocalyptic number.

It is an amenable number.

4728427789 is a deficient number, since it is larger than the sum of its proper divisors (1).

4728427789 is an equidigital number, since it uses as much as digits as its factorization.

4728427789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12644352, while the sum is 58.

The square root of 4728427789 is about 68763.5644000513. The cubic root of 4728427789 is about 1678.4390959513.

The spelling of 4728427789 in words is "four billion, seven hundred twenty-eight million, four hundred twenty-seven thousand, seven hundred eighty-nine".