4328305 has 4 divisors (see below), whose sum is σ = 5193972. Its totient is φ = 3462640.

The previous prime is 4328293. The next prime is 4328309. The reversal of 4328305 is 5038234.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1216609 + 3111696 = 1103^2 + 1764^2 .

It is not a de Polignac number, because 4328305 - 2⁵ = 4328273 is a prime.

It is a d-powerful number, because it can be written as 4¹¹ + 3⁶ + 2¹⁷ + 8 + 3⁷ + 0 + 5 .

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 4328305.

It is not an unprimeable number, because it can be changed into a prime (4328309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432826 + ... + 432835.

It is an arithmetic number, because the mean of its divisors is an integer number (1298493).

Almost surely, 2^4328305 is an apocalyptic number.

It is an amenable number.

4328305 is a deficient number, since it is larger than the sum of its proper divisors (865667).

4328305 is an equidigital number, since it uses as much as digits as its factorization.

4328305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865666.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 4328305 is about 2080.4578822942. The cubic root of 4328305 is about 162.9693570309.

The spelling of 4328305 in words is "four million, three hundred twenty-eight thousand, three hundred five".