50212224 has 160 divisors (see below), whose sum is σ = 155509200. Its totient is φ = 16063488.

The previous prime is 50212213. The next prime is 50212229. The reversal of 50212224 is 42221205.

50212224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 50212197 and 50212206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50212229) 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 19 ways as a sum of consecutive naturals, for example, 300589 + ... + 300755.

Almost surely, 2^50212224 is an apocalyptic number.

50212224 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50212224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77754600).

50212224 is an abundant number, since it is smaller than the sum of its proper divisors (105296976).

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

50212224 is a wasteful number, since it uses less digits than its factorization.

50212224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222 (or 201 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 50212224 is about 7086.0584248226. The cubic root of 50212224 is about 368.9236407533.

Adding to 50212224 its reverse (42221205), we get a palindrome (92433429).

The spelling of 50212224 in words is "fifty million, two hundred twelve thousand, two hundred twenty-four".