500215001 has 16 divisors (see below), whose sum is σ = 601339200. Its totient is φ = 409993920.

The previous prime is 500214983. The next prime is 500215013. The reversal of 500215001 is 100512005.

It is a cyclic number.

It is not a de Polignac number, because 500215001 - 2¹⁸ = 499952857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (500215081) 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, 34526 + ... + 46823.

It is an arithmetic number, because the mean of its divisors is an integer number (37583700).

Almost surely, 2^500215001 is an apocalyptic number.

It is an amenable number.

500215001 is a deficient number, since it is larger than the sum of its proper divisors (101124199).

500215001 is a wasteful number, since it uses less digits than its factorization.

500215001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81416.

The product of its (nonzero) digits is 50, while the sum is 14.

The square root of 500215001 is about 22365.4868268053. The cubic root of 500215001 is about 793.8142739529.

Adding to 500215001 its reverse (100512005), we get a palindrome (600727006).

The spelling of 500215001 in words is "five hundred million, two hundred fifteen thousand, one".