4428817 has 2 divisors, whose sum is σ = 4428818. Its totient is φ = 4428816.

The previous prime is 4428773. The next prime is 4428821. The reversal of 4428817 is 7188244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3154176 + 1274641 = 1776^2 + 1129^2 .

It is a cyclic number.

It is not a de Polignac number, because 4428817 - 2⁷ = 4428689 is a prime.

It is a super-2 number, since 2×4428817² = 39228840038978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4428847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2214408 + 2214409.

It is an arithmetic number, because the mean of its divisors is an integer number (2214409).

Almost surely, 2^4428817 is an apocalyptic number.

It is an amenable number.

4428817 is a deficient number, since it is larger than the sum of its proper divisors (1).

4428817 is an equidigital number, since it uses as much as digits as its factorization.

4428817 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14336, while the sum is 34.

The square root of 4428817 is about 2104.4754690896. The cubic root of 4428817 is about 164.2212090265.

The spelling of 4428817 in words is "four million, four hundred twenty-eight thousand, eight hundred seventeen".