4528 has 10 divisors (see below), whose sum is σ = 8804.
Its totient is φ = 2256.
The previous prime is 4523. The next prime is 4547. The reversal of 4528 is 8254.
It is a happy number.
It is a plaindrome in base 11.
It is not an unprimeable number, because it can be changed into a prime (4523) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126 + ... + 157.
It is an amenable number.
4528 is a deficient number, since it is larger than the sum of its proper divisors (4276).
4528 is a wasteful number, since it uses less digits than its factorization.
4528 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 291 (or 285 counting only the distinct ones).
The product of its digits is 320, while the sum is 19.
The square root of 4528 is about 67.2904153650.
The cubic root of 4528 is about 16.5438076766.
It can be divided in two parts, 4 and 528, that multiplied together give a palindrome (2112).
The spelling of 4528 in words is "four thousand, five hundred twenty-eight".