50190218 has 16 divisors (see below), whose sum is σ = 81253536. Its totient is φ = 23114160.

The previous prime is 50190199. The next prime is 50190221. The reversal of 50190218 is 81209105.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon 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 7 ways as a sum of consecutive naturals, for example, 11753 + ... + 15443.

It is an arithmetic number, because the mean of its divisors is an integer number (5078346).

Almost surely, 2^50190218 is an apocalyptic number.

50190218 is a deficient number, since it is larger than the sum of its proper divisors (31063318).

50190218 is a wasteful number, since it uses less digits than its factorization.

50190218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4229.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 50190218 is about 7084.5054873294. The cubic root of 50190218 is about 368.8697380759.

The spelling of 50190218 in words is "fifty million, one hundred ninety thousand, two hundred eighteen".