1004228 has 6 divisors (see below), whose sum is σ = 1757406. Its totient is φ = 502112.

The previous prime is 1004221. The next prime is 1004233. The reversal of 1004228 is 8224001.

1004228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 984064 + 20164 = 992^2 + 142^2 .

It is not an unprimeable number, because it can be changed into a prime (1004221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125525 + ... + 125532.

It is an arithmetic number, because the mean of its divisors is an integer number (292901).

2^1004228 is an apocalyptic number.

It is an amenable number.

1004228 is a deficient number, since it is larger than the sum of its proper divisors (753178).

1004228 is a wasteful number, since it uses less digits than its factorization.

1004228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251061 (or 251059 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1004228 is about 1002.1117702133. Note that the first 3 decimals coincide. The cubic root of 1004228 is about 100.1407351765.

Adding to 1004228 its reverse (8224001), we get a palindrome (9228229).

The spelling of 1004228 in words is "one million, four thousand, two hundred twenty-eight".