50122220 has 24 divisors (see below), whose sum is σ = 105815808. Its totient is φ = 19942400.

The previous prime is 50122217. The next prime is 50122229. The reversal of 50122220 is 2222105.

It is a junction number, because it is equal to n+sod(n) for n = 50122195 and 50122204.

It is not an unprimeable number, because it can be changed into a prime (50122229) by changing a digit.

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, 2741 + ... + 10380.

It is an arithmetic number, because the mean of its divisors is an integer number (4408992).

Almost surely, 2^50122220 is an apocalyptic number.

It is an amenable number.

50122220 is an abundant number, since it is smaller than the sum of its proper divisors (55693588).

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

50122220 is a wasteful number, since it uses less digits than its factorization.

50122220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13321 (or 13319 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 50122220 is about 7079.7047961056. The cubic root of 50122220 is about 368.7030804997.

Adding to 50122220 its reverse (2222105), we get a palindrome (52344325).

The spelling of 50122220 in words is "fifty million, one hundred twenty-two thousand, two hundred twenty".