50217018 has 16 divisors (see below), whose sum is σ = 100997280. Its totient is φ = 16645136.

The previous prime is 50217001. The next prime is 50217047. The reversal of 50217018 is 81071205.

50217018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 22305 + ... + 24452.

It is an arithmetic number, because the mean of its divisors is an integer number (6312330).

Almost surely, 2^50217018 is an apocalyptic number.

50217018 is an abundant number, since it is smaller than the sum of its proper divisors (50780262).

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

50217018 is a wasteful number, since it uses less digits than its factorization.

50217018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46941.

The product of its (nonzero) digits is 560, while the sum is 24.

The square root of 50217018 is about 7086.3966866102. The cubic root of 50217018 is about 368.9353813449.

The spelling of 50217018 in words is "fifty million, two hundred seventeen thousand, eighteen".