528313733 has 4 divisors (see below), whose sum is σ = 528375180. Its totient is φ = 528252288.

The previous prime is 528313717. The next prime is 528313771. The reversal of 528313733 is 337313825.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 267878689 + 260435044 = 16367^2 + 16138^2 .

It is a cyclic number.

It is not a de Polignac number, because 528313733 - 2⁴ = 528313717 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 528313693 and 528313702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (528313783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15218 + ... + 35891.

It is an arithmetic number, because the mean of its divisors is an integer number (132093795).

Almost surely, 2^528313733 is an apocalyptic number.

It is an amenable number.

528313733 is a deficient number, since it is larger than the sum of its proper divisors (61447).

528313733 is a wasteful number, since it uses less digits than its factorization.

528313733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61446.

The product of its digits is 45360, while the sum is 35.

The square root of 528313733 is about 22985.0763105107. The cubic root of 528313733 is about 808.4080570688.

The spelling of 528313733 in words is "five hundred twenty-eight million, three hundred thirteen thousand, seven hundred thirty-three".