50782218 has 16 divisors (see below), whose sum is σ = 101673696. Its totient is φ = 16909200.

The previous prime is 50782217. The next prime is 50782223. The reversal of 50782218 is 81228705.

It is not an unprimeable number, because it can be changed into a prime (50782217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2280 + ... + 10332.

It is an arithmetic number, because the mean of its divisors is an integer number (6354606).

Almost surely, 2^50782218 is an apocalyptic number.

50782218 is an abundant number, since it is smaller than the sum of its proper divisors (50891478).

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

50782218 is a wasteful number, since it uses less digits than its factorization.

50782218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9109.

The product of its (nonzero) digits is 8960, while the sum is 33.

The square root of 50782218 is about 7126.1643259190. The cubic root of 50782218 is about 370.3143615175.

The spelling of 50782218 in words is "fifty million, seven hundred eighty-two thousand, two hundred eighteen".