500530001 has 4 divisors (see below), whose sum is σ = 503423412. Its totient is φ = 497636592.

The previous prime is 500529989. The next prime is 500530007. The reversal of 500530001 is 100035005.

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

It can be written as a sum of positive squares in 2 ways, for example, as 224970001 + 275560000 = 14999^2 + 16600^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-500530001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (500530007) 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, 1446446 + ... + 1446791.

It is an arithmetic number, because the mean of its divisors is an integer number (125855853).

Almost surely, 2^500530001 is an apocalyptic number.

It is an amenable number.

500530001 is a deficient number, since it is larger than the sum of its proper divisors (2893411).

500530001 is a wasteful number, since it uses less digits than its factorization.

500530001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2893410.

The product of its (nonzero) digits is 75, while the sum is 14.

The square root of 500530001 is about 22372.5278187334. The cubic root of 500530001 is about 793.9808683346.

Adding to 500530001 its reverse (100035005), we get a palindrome (600565006).

The spelling of 500530001 in words is "five hundred million, five hundred thirty thousand, one".