4228084 has 48 divisors (see below), whose sum is σ = 9031680. Its totient is φ = 1693440.

The previous prime is 4228079. The next prime is 4228097. The reversal of 4228084 is 4808224.

It is a super-2 number, since 2×4228084² = 35753388622112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33229 + ... + 33355.

It is an arithmetic number, because the mean of its divisors is an integer number (188160).

Almost surely, 2^4228084 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4228084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4515840).

4228084 is an abundant number, since it is smaller than the sum of its proper divisors (4803596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4228084 is a wasteful number, since it uses less digits than its factorization.

4228084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208 (or 206 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 28.

The square root of 4228084 is about 2056.2305318227. The cubic root of 4228084 is about 161.7016813425.

The spelling of 4228084 in words is "four million, two hundred twenty-eight thousand, eighty-four".