50040505 has 4 divisors (see below), whose sum is σ = 60048612. Its totient is φ = 40032400.

The previous prime is 50040499. The next prime is 50040521. The reversal of 50040505 is 50504005.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26255376 + 23785129 = 5124^2 + 4877^2 .

It is not a de Polignac number, because 50040505 - 2¹³ = 50032313 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5004046 + ... + 5004055.

It is an arithmetic number, because the mean of its divisors is an integer number (15012153).

Almost surely, 2^50040505 is an apocalyptic number.

It is an amenable number.

50040505 is a deficient number, since it is larger than the sum of its proper divisors (10008107).

50040505 is a wasteful number, since it uses less digits than its factorization.

50040505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10008106.

The product of its (nonzero) digits is 500, while the sum is 19.

The square root of 50040505 is about 7073.9313680584. The cubic root of 50040505 is about 368.5026041435.

The spelling of 50040505 in words is "fifty million, forty thousand, five hundred five".