528271201 has 4 divisors (see below), whose sum is σ = 528452100. Its totient is φ = 528090304.

The previous prime is 528271189. The next prime is 528271213. The reversal of 528271201 is 102172825.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (528271189) and next prime (528271213).

It can be written as a sum of positive squares in 2 ways, for example, as 106584976 + 421686225 = 10324^2 + 20535^2 .

It is a cyclic number.

It is not a de Polignac number, because 528271201 - 2¹¹ = 528269153 is a prime.

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 528271201.

It is not an unprimeable number, because it can be changed into a prime (528271001) 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, 85996 + ... + 91933.

It is an arithmetic number, because the mean of its divisors is an integer number (132113025).

Almost surely, 2^528271201 is an apocalyptic number.

It is an amenable number.

528271201 is a deficient number, since it is larger than the sum of its proper divisors (180899).

528271201 is a wasteful number, since it uses less digits than its factorization.

528271201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180898.

The product of its (nonzero) digits is 2240, while the sum is 28.

The square root of 528271201 is about 22984.1510828658. The cubic root of 528271201 is about 808.3863628039.

The spelling of 528271201 in words is "five hundred twenty-eight million, two hundred seventy-one thousand, two hundred one".