4220750656 has 56 divisors (see below), whose sum is σ = 8593047584. Its totient is φ = 2055836160.

The previous prime is 4220750629. The next prime is 4220750671. The reversal of 4220750656 is 6560570224.

4220750656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4220750656² = 35629472200248860672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1156771 + ... + 1160413.

Almost surely, 2^4220750656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4220750656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4296523792).

4220750656 is an abundant number, since it is smaller than the sum of its proper divisors (4372296928).

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

4220750656 is a wasteful number, since it uses less digits than its factorization.

4220750656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4119 (or 4109 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 4220750656 is about 64967.3045154253. The cubic root of 4220750656 is about 1616.0814013173.

The spelling of 4220750656 in words is "four billion, two hundred twenty million, seven hundred fifty thousand, six hundred fifty-six".