4428828673 has 2 divisors, whose sum is σ = 4428828674. Its totient is φ = 4428828672.

The previous prime is 4428828667. The next prime is 4428828787. The reversal of 4428828673 is 3768288244.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3993355249 + 435473424 = 63193^2 + 20868^2 .

It is a cyclic number.

It is not a de Polignac number, because 4428828673 - 2²⁹ = 3891957761 is a prime.

It is a super-2 number, since 2×4428828673² = 39229046829573881858, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4428828673.

It is not a weakly prime, because it can be changed into another prime (4428829673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2214414336 + 2214414337.

It is an arithmetic number, because the mean of its divisors is an integer number (2214414337).

Almost surely, 2^4428828673 is an apocalyptic number.

It is an amenable number.

4428828673 is a deficient number, since it is larger than the sum of its proper divisors (1).

4428828673 is an equidigital number, since it uses as much as digits as its factorization.

4428828673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4128768, while the sum is 52.

The square root of 4428828673 is about 66549.4453245104. The cubic root of 4428828673 is about 1642.2135330520.

The spelling of 4428828673 in words is "four billion, four hundred twenty-eight million, eight hundred twenty-eight thousand, six hundred seventy-three".