538001 has 2 divisors, whose sum is σ = 538002. Its totient is φ = 538000.

The previous prime is 537991. The next prime is 538019. The reversal of 538001 is 100835.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 336400 + 201601 = 580^2 + 449^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-538001 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (538051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269000 + 269001.

It is an arithmetic number, because the mean of its divisors is an integer number (269001).

2⁵³⁸⁰⁰¹ is an apocalyptic number.

It is an amenable number.

538001 is a deficient number, since it is larger than the sum of its proper divisors (1).

538001 is an equidigital number, since it uses as much as digits as its factorization.

538001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 538001 is about 733.4855145127. The cubic root of 538001 is about 81.3319205315.

Adding to 538001 its reverse (100835), we get a palindrome (638836).

The spelling of 538001 in words is "five hundred thirty-eight thousand, one".