50440205 has 4 divisors (see below), whose sum is σ = 60528252. Its totient is φ = 40352160.

The previous prime is 50440199. The next prime is 50440217. The reversal of 50440205 is 50204405.

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: 50204405 = 5 ⋅10040881.

It can be written as a sum of positive squares in 2 ways, for example, as 7327849 + 43112356 = 2707^2 + 6566^2 .

It is not a de Polignac number, because 50440205 - 2⁶ = 50440141 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 3 ways as a sum of consecutive naturals, for example, 5044016 + ... + 5044025.

It is an arithmetic number, because the mean of its divisors is an integer number (15132063).

Almost surely, 2^50440205 is an apocalyptic number.

It is an amenable number.

50440205 is a deficient number, since it is larger than the sum of its proper divisors (10088047).

50440205 is a wasteful number, since it uses less digits than its factorization.

50440205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10088046.

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 50440205 is about 7102.1267941371. The cubic root of 50440205 is about 369.4811451575.

The spelling of 50440205 in words is "fifty million, four hundred forty thousand, two hundred five".