500004205 has 4 divisors (see below), whose sum is σ = 600005052. Its totient is φ = 400003360.

The previous prime is 500004203. The next prime is 500004227. The reversal of 500004205 is 502400005.

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: 502400005 = 5 ⋅100480001.

It can be written as a sum of positive squares in 2 ways, for example, as 398840841 + 101163364 = 19971^2 + 10058^2 .

It is not a de Polignac number, because 500004205 - 2¹ = 500004203 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 (500004203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50000416 + ... + 50000425.

It is an arithmetic number, because the mean of its divisors is an integer number (150001263).

Almost surely, 2^500004205 is an apocalyptic number.

It is an amenable number.

500004205 is a deficient number, since it is larger than the sum of its proper divisors (100000847).

500004205 is a wasteful number, since it uses less digits than its factorization.

500004205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100000846.

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

The square root of 500004205 is about 22360.7738014587. The cubic root of 500004205 is about 793.7027509850.

It can be divided in two parts, 50000 and 4205, that multiplied together give a square (210250000 = 14500²).

The spelling of 500004205 in words is "five hundred million, four thousand, two hundred five".