50217258 has 64 divisors (see below), whose sum is σ = 126201600. Its totient is φ = 13237056.

The previous prime is 50217253. The next prime is 50217259. The reversal of 50217258 is 85271205.

50217258 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (50217253) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 25816 + ... + 27692.

It is an arithmetic number, because the mean of its divisors is an integer number (1971900).

Almost surely, 2^50217258 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50217258, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63100800).

50217258 is an abundant number, since it is smaller than the sum of its proper divisors (75984342).

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

50217258 is a wasteful number, since it uses less digits than its factorization.

50217258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1916 (or 1902 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 30.

The square root of 50217258 is about 7086.4136204430. The cubic root of 50217258 is about 368.9359690896.

The spelling of 50217258 in words is "fifty million, two hundred seventeen thousand, two hundred fifty-eight".