4221886050 has 90 divisors (see below), whose sum is σ = 11742089139. Its totient is φ = 1124733600.

The previous prime is 4221886027. The next prime is 4221886079. The reversal of 4221886050 is 506881224.

4221886050 is a `hidden beast` number, since 42 + 2 + 1 + 8 + 8 + 605 + 0 = 666.

It can be written as a sum of positive squares in 5 ways, for example, as 1860800769 + 2361085281 = 43137^2 + 48591^2 .

It is a tau number, because it is divible by the number of its divisors (90).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=45945.

It is a junction number, because it is equal to n+sod(n) for n = 4221885996 and 4221886014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 4134540 + ... + 4135560.

Almost surely, 2^4221886050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4221886050

4221886050 is an abundant number, since it is smaller than the sum of its proper divisors (7520203089).

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

4221886050 is an equidigital number, since it uses as much as digits as its factorization.

4221886050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2066 (or 1031 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 4221886050 is about 64976.0421232319. The cubic root of 4221886050 is about 1616.2262984988.

The spelling of 4221886050 in words is "four billion, two hundred twenty-one million, eight hundred eighty-six thousand, fifty".