4228504722 has 126 divisors (see below), whose sum is σ = 10376785701. Its totient is φ = 1291146480.

The previous prime is 4228504711. The next prime is 4228504757. The reversal of 4228504722 is 2274058224.

4228504722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3615496641 + 613008081 = 60129^2 + 24759^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=45981.

It is an unprimeable number.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 32278597 + ... + 32278727.

Almost surely, 2^4228504722 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4228504722

4228504722 is an abundant number, since it is smaller than the sum of its proper divisors (6148280979).

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

4228504722 is an equidigital number, since it uses as much as digits as its factorization.

4228504722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 36.

The square root of 4228504722 is about 65026.9538114773. The cubic root of 4228504722 is about 1617.0704462272.

The spelling of 4228504722 in words is "four billion, two hundred twenty-eight million, five hundred four thousand, seven hundred twenty-two".