500001005 has 16 divisors (see below), whose sum is σ = 692509824. Its totient is φ = 339460800.

The previous prime is 500001001. The next prime is 500001023. The reversal of 500001005 is 500100005.

It is not a de Polignac number, because 500001005 - 2² = 500001001 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500001001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67187 + ... + 74256.

It is an arithmetic number, because the mean of its divisors is an integer number (43281864).

Almost surely, 2^500001005 is an apocalyptic number.

It is an amenable number.

500001005 is a deficient number, since it is larger than the sum of its proper divisors (192508819).

500001005 is a wasteful number, since it uses less digits than its factorization.

500001005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141556.

The product of its (nonzero) digits is 25, while the sum is 11.

The square root of 500001005 is about 22360.7022474698. The cubic root of 500001005 is about 793.7010577631.

The spelling of 500001005 in words is "five hundred million, one thousand, five".