4328528 has 20 divisors (see below), whose sum is σ = 8476020. Its totient is φ = 2141184.

The previous prime is 4328521. The next prime is 4328537. The reversal of 4328528 is 8258234.

It can be written as a sum of positive squares in 2 ways, for example, as 2334784 + 1993744 = 1528^2 + 1412^2 .

It is a d-powerful number, because it can be written as 4¹¹ + 3 + 2³ + 8 + 5⁵ + 2¹⁷ + 8 .

It is a junction number, because it is equal to n+sod(n) for n = 4328494 and 4328503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4328521) 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, 158 + ... + 2946.

It is an arithmetic number, because the mean of its divisors is an integer number (423801).

Almost surely, 2^4328528 is an apocalyptic number.

It is an amenable number.

4328528 is a deficient number, since it is larger than the sum of its proper divisors (4147492).

4328528 is a wasteful number, since it uses less digits than its factorization.

4328528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2894 (or 2888 counting only the distinct ones).

The product of its digits is 15360, while the sum is 32.

The square root of 4328528 is about 2080.5114755752. The cubic root of 4328528 is about 162.9721557818.

The spelling of 4328528 in words is "four million, three hundred twenty-eight thousand, five hundred twenty-eight".