500240005 has 4 divisors (see below), whose sum is σ = 600288012. Its totient is φ = 400192000.

The previous prime is 500240003. The next prime is 500240033. The reversal of 500240005 is 500042005.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 500042005 = 5 ⋅100008401.

It can be written as a sum of positive squares in 2 ways, for example, as 280696516 + 219543489 = 16754^2 + 14817^2 .

It is not a de Polignac number, because 500240005 - 2¹ = 500240003 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 (500240003) 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, 50023996 + ... + 50024005.

It is an arithmetic number, because the mean of its divisors is an integer number (150072003).

Almost surely, 2^500240005 is an apocalyptic number.

It is an amenable number.

500240005 is a deficient number, since it is larger than the sum of its proper divisors (100048007).

500240005 is a wasteful number, since it uses less digits than its factorization.

500240005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100048006.

The product of its (nonzero) digits is 200, while the sum is 16.

The square root of 500240005 is about 22366.0458060874. The cubic root of 500240005 is about 793.8275003998.

The spelling of 500240005 in words is "five hundred million, two hundred forty thousand, five".