4228838 has 8 divisors (see below), whose sum is σ = 6562080. Its totient is φ = 2041480.

The previous prime is 4228837. The next prime is 4228843. The reversal of 4228838 is 8388224.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4228798 and 4228807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4228837) 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, 36398 + ... + 36513.

It is an arithmetic number, because the mean of its divisors is an integer number (820260).

Almost surely, 2^4228838 is an apocalyptic number.

4228838 is a deficient number, since it is larger than the sum of its proper divisors (2333242).

4228838 is a wasteful number, since it uses less digits than its factorization.

4228838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72942.

The product of its digits is 24576, while the sum is 35.

The square root of 4228838 is about 2056.4138688503. The cubic root of 4228838 is about 161.7112929318.

The spelling of 4228838 in words is "four million, two hundred twenty-eight thousand, eight hundred thirty-eight".