500005040 has 40 divisors (see below), whose sum is σ = 1165572720. Its totient is φ = 199475456.

The previous prime is 500005039. The next prime is 500005043. The reversal of 500005040 is 40500005.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (500005043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23087 + ... + 39153.

It is an arithmetic number, because the mean of its divisors is an integer number (29139318).

Almost surely, 2^500005040 is an apocalyptic number.

It is an amenable number.

500005040 is an abundant number, since it is smaller than the sum of its proper divisors (665567680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

500005040 is a wasteful number, since it uses less digits than its factorization.

500005040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16469 (or 16463 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 14.

The square root of 500005040 is about 22360.7924725400. The cubic root of 500005040 is about 793.7031928089.

Adding to 500005040 its reverse (40500005), we get a palindrome (540505045).

The spelling of 500005040 in words is "five hundred million, five thousand, forty".