4228394089 has 2 divisors, whose sum is σ = 4228394090. Its totient is φ = 4228394088.

The previous prime is 4228394069. The next prime is 4228394117. The reversal of 4228394089 is 9804938224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2690185689 + 1538208400 = 51867^2 + 39220^2 .

It is a cyclic number.

It is not a de Polignac number, because 4228394089 - 2¹¹ = 4228392041 is a prime.

It is not a weakly prime, because it can be changed into another prime (4228394069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2114197044 + 2114197045.

It is an arithmetic number, because the mean of its divisors is an integer number (2114197045).

Almost surely, 2^4228394089 is an apocalyptic number.

It is an amenable number.

4228394089 is a deficient number, since it is larger than the sum of its proper divisors (1).

4228394089 is an equidigital number, since it uses as much as digits as its factorization.

4228394089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 995328, while the sum is 49.

The square root of 4228394089 is about 65026.1031355870. The cubic root of 4228394089 is about 1617.0563432974.

The spelling of 4228394089 in words is "four billion, two hundred twenty-eight million, three hundred ninety-four thousand, eighty-nine".