4420228 has 24 divisors (see below), whose sum is σ = 8180480. Its totient is φ = 2086560.

The previous prime is 4420219. The next prime is 4420231. The reversal of 4420228 is 8220244.

It is a junction number, because it is equal to n+sod(n) for n = 4420199 and 4420208.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4918 + ... + 5746.

Almost surely, 2^4420228 is an apocalyptic number.

It is an amenable number.

4420228 is a deficient number, since it is larger than the sum of its proper divisors (3760252).

4420228 is a wasteful number, since it uses less digits than its factorization.

4420228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907 (or 905 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 4420228 is about 2102.4338277339. The cubic root of 4420228 is about 164.1149798490.

The spelling of 4420228 in words is "four million, four hundred twenty thousand, two hundred twenty-eight".