4428773 has 2 divisors, whose sum is σ = 4428774. Its totient is φ = 4428772.

The previous prime is 4428751. The next prime is 4428817. The reversal of 4428773 is 3778244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3247204 + 1181569 = 1802^2 + 1087^2 .

It is a cyclic number.

It is not a de Polignac number, because 4428773 - 2⁶ = 4428709 is a prime.

It is a super-2 number, since 2×4428773² = 39228060571058, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4 + 4¹¹ + 2¹³ + 8⁵ + 7⁵ + 7⁶ + 3¹⁰ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4428703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2214386 + 2214387.

It is an arithmetic number, because the mean of its divisors is an integer number (2214387).

Almost surely, 2^4428773 is an apocalyptic number.

It is an amenable number.

4428773 is a deficient number, since it is larger than the sum of its proper divisors (1).

4428773 is an equidigital number, since it uses as much as digits as its factorization.

4428773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37632, while the sum is 35.

The square root of 4428773 is about 2104.4650151523. The cubic root of 4428773 is about 164.2206651824.

The spelling of 4428773 in words is "four million, four hundred twenty-eight thousand, seven hundred seventy-three".