240500005 has 12 divisors (see below), whose sum is σ = 304591212. Its totient is φ = 182272320.

The previous prime is 240499997. The next prime is 240500011. The reversal of 240500005 is 500005042.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 190274436 + 50225569 = 13794^2 + 7087^2 .

It is not a de Polignac number, because 240500005 - 2³ = 240499997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64816 + ... + 68425.

It is an arithmetic number, because the mean of its divisors is an integer number (25382601).

Almost surely, 2^240500005 is an apocalyptic number.

It is an amenable number.

240500005 is a deficient number, since it is larger than the sum of its proper divisors (64091207).

240500005 is a wasteful number, since it uses less digits than its factorization.

240500005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133284 (or 133265 counting only the distinct ones).

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

The square root of 240500005 is about 15508.0625804773. The cubic root of 240500005 is about 621.8777662226.

Adding to 240500005 its reverse (500005042), we get a palindrome (740505047).

The spelling of 240500005 in words is "two hundred forty million, five hundred thousand, five".