528933241 has 8 divisors (see below), whose sum is σ = 544030344. Its totient is φ = 513878400.

The previous prime is 528933221. The next prime is 528933271. The reversal of 528933241 is 142339825.

It can be written as a sum of positive squares in 4 ways, for example, as 294843241 + 234090000 = 17171^2 + 15300^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 528933241 - 2¹³ = 528925049 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

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 528933241.

It is not an unprimeable number, because it can be changed into a prime (528933211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15741 + ... + 36133.

It is an arithmetic number, because the mean of its divisors is an integer number (68003793).

Almost surely, 2^528933241 is an apocalyptic number.

It is an amenable number.

528933241 is a deficient number, since it is larger than the sum of its proper divisors (15097103).

528933241 is a wasteful number, since it uses less digits than its factorization.

528933241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21131.

The product of its digits is 51840, while the sum is 37.

The square root of 528933241 is about 22998.5486716010. The cubic root of 528933241 is about 808.7239171348.

The spelling of 528933241 in words is "five hundred twenty-eight million, nine hundred thirty-three thousand, two hundred forty-one".