4428285 has 8 divisors (see below), whose sum is σ = 7085280. Its totient is φ = 2361744.

The previous prime is 4428283. The next prime is 4428289. The reversal of 4428285 is 5828244.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4428285 - 2¹ = 4428283 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4428283) 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 in 7 ways as a sum of consecutive naturals, for example, 147595 + ... + 147624.

It is an arithmetic number, because the mean of its divisors is an integer number (885660).

Almost surely, 2^4428285 is an apocalyptic number.

It is an amenable number.

4428285 is a deficient number, since it is larger than the sum of its proper divisors (2656995).

4428285 is a wasteful number, since it uses less digits than its factorization.

4428285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295227.

The product of its digits is 20480, while the sum is 33.

The square root of 4428285 is about 2104.3490680018. The cubic root of 4428285 is about 164.2146332161.

The spelling of 4428285 in words is "four million, four hundred twenty-eight thousand, two hundred eighty-five".