528001 has 2 divisors, whose sum is σ = 528002. Its totient is φ = 528000.

The previous prime is 527993. The next prime is 528013. The reversal of 528001 is 100825.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 497025 + 30976 = 705^2 + 176^2 .

It is a cyclic number.

It is not a de Polignac number, because 528001 - 2³ = 527993 is a prime.

It is not a weakly prime, because it can be changed into another prime (528041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264000 + 264001.

It is an arithmetic number, because the mean of its divisors is an integer number (264001).

2⁵²⁸⁰⁰¹ is an apocalyptic number.

It is an amenable number.

528001 is a deficient number, since it is larger than the sum of its proper divisors (1).

528001 is an equidigital number, since it uses as much as digits as its factorization.

528001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 528001 is about 726.6367730854. The cubic root of 528001 is about 80.8248514382.

Adding to 528001 its reverse (100825), we get a palindrome (628826).

The spelling of 528001 in words is "five hundred twenty-eight thousand, one".