50140505 has 8 divisors (see below), whose sum is σ = 60269832. Its totient is φ = 40044928.

The previous prime is 50140477. The next prime is 50140543. The reversal of 50140505 is 50504105.

It can be written as a sum of positive squares in 4 ways, for example, as 635209 + 49505296 = 797^2 + 7036^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50140505 - 2⁸ = 50140249 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5042 + ... + 11211.

It is an arithmetic number, because the mean of its divisors is an integer number (7533729).

Almost surely, 2^50140505 is an apocalyptic number.

It is an amenable number.

50140505 is a deficient number, since it is larger than the sum of its proper divisors (10129327).

50140505 is a wasteful number, since it uses less digits than its factorization.

50140505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16875.

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 50140505 is about 7080.9960457551. The cubic root of 50140505 is about 368.7479103587.

The spelling of 50140505 in words is "fifty million, one hundred forty thousand, five hundred five".