500105538 has 12 divisors (see below), whose sum is σ = 1083562038. Its totient is φ = 166701840.

The previous prime is 500105527. The next prime is 500105539. The reversal of 500105538 is 835501005.

500105538 is a `hidden beast` number, since 500 + 105 + 53 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 303909489 + 196196049 = 17433^2 + 14007^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (500105539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13891803 + ... + 13891838.

Almost surely, 2^500105538 is an apocalyptic number.

500105538 is an abundant number, since it is smaller than the sum of its proper divisors (583456500).

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

500105538 is a wasteful number, since it uses less digits than its factorization.

500105538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27783649 (or 27783646 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 500105538 is about 22363.0395519035. The cubic root of 500105538 is about 793.7563657662.

The spelling of 500105538 in words is "five hundred million, one hundred five thousand, five hundred thirty-eight".