43528 has 8 divisors (see below), whose sum is σ = 81630. Its totient is φ = 21760.

The previous prime is 43517. The next prime is 43541. The reversal of 43528 is 82534.

43528 is an esthetic number in base 12, because in such base its adjacent digits differ by 1.

It can be written as a sum of positive squares in only one way, i.e., 33124 + 10404 = 182^2 + 102^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a d-powerful number, because it can be written as **4**^{4} + **3**^{7} + **5**^{3} + **2**^{13} + **8**^{5} .

It is a junction number, because it is equal to *n*+sod(*n*) for *n* = 43499 and 43508.

It is an unprimeable number.

43528 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 2713 + ... + 2728.

2^{43528} is an apocalyptic number.

It is an amenable number.

43528 is a deficient number, since it is larger than the sum of its proper divisors (38102).

43528 is a wasteful number, since it uses less digits than its factorization.

43528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5447 (or 5443 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 43528 is about 208.6336502101. The cubic root of 43528 is about 35.1767925539.

The spelling of 43528 in words is "forty-three thousand, five hundred twenty-eight".

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