506000001 has 32 divisors (see below), whose sum is σ = 772490880. Its totient is φ = 292032000.

The previous prime is 505999999. The next prime is 506000009. The reversal of 506000001 is 100000605.

It is not a de Polignac number, because 506000001 - 2¹ = 505999999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (506000009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71461 + ... + 78221.

It is an arithmetic number, because the mean of its divisors is an integer number (24140340).

Almost surely, 2^506000001 is an apocalyptic number.

It is an amenable number.

506000001 is a deficient number, since it is larger than the sum of its proper divisors (266490879).

506000001 is a wasteful number, since it uses less digits than its factorization.

506000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6897.

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 506000001 is about 22494.4437806317. The cubic root of 506000001 is about 796.8627133946.

Adding to 506000001 its reverse (100000605), we get a palindrome (606000606).

The spelling of 506000001 in words is "five hundred six million, one", and thus it is an aban number.