4528239905 has 16 divisors (see below), whose sum is σ = 6410486784. Its totient is φ = 3004914240.

The previous prime is 4528239853. The next prime is 4528239913. The reversal of 4528239905 is 5099328254.

It is not a de Polignac number, because 4528239905 - 2⁶ = 4528239841 is a prime.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 4528239905.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2085662 + ... + 2087831.

It is an arithmetic number, because the mean of its divisors is an integer number (400655424).

Almost surely, 2^4528239905 is an apocalyptic number.

It is an amenable number.

4528239905 is a deficient number, since it is larger than the sum of its proper divisors (1882246879).

4528239905 is a wasteful number, since it uses less digits than its factorization.

4528239905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4173536.

The product of its (nonzero) digits is 777600, while the sum is 47.

The square root of 4528239905 is about 67292.1979504311. The cubic root of 4528239905 is about 1654.4099849156.

The spelling of 4528239905 in words is "four billion, five hundred twenty-eight million, two hundred thirty-nine thousand, nine hundred five".