4528228 has 12 divisors (see below), whose sum is σ = 7967232. Its totient is φ = 2251880.

The previous prime is 4528219. The next prime is 4528229. The reversal of 4528228 is 8228254.

It is a self number, because there is not a number n which added to its sum of digits gives 4528228.

It is not an unprimeable number, because it can be changed into a prime (4528229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2200 + ... + 3727.

It is an arithmetic number, because the mean of its divisors is an integer number (663936).

Almost surely, 2^4528228 is an apocalyptic number.

It is an amenable number.

4528228 is a deficient number, since it is larger than the sum of its proper divisors (3439004).

4528228 is a wasteful number, since it uses less digits than its factorization.

4528228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6122 (or 6120 counting only the distinct ones).

The product of its digits is 10240, while the sum is 31.

The square root of 4528228 is about 2127.9633455490. The cubic root of 4528228 is about 165.4408535068.

The spelling of 4528228 in words is "four million, five hundred twenty-eight thousand, two hundred twenty-eight".