4451228 has 12 divisors (see below), whose sum is σ = 8041152. Its totient is φ = 2153760.

The previous prime is 4451219. The next prime is 4451257. The reversal of 4451228 is 8221544.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4451197 and 4451206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17825 + ... + 18072.

It is an arithmetic number, because the mean of its divisors is an integer number (670096).

Almost surely, 2^4451228 is an apocalyptic number.

It is an amenable number.

4451228 is a deficient number, since it is larger than the sum of its proper divisors (3589924).

4451228 is a wasteful number, since it uses less digits than its factorization.

4451228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35932 (or 35930 counting only the distinct ones).

The product of its digits is 2560, while the sum is 26.

The square root of 4451228 is about 2109.7933548099. The cubic root of 4451228 is about 164.4977442003.

The spelling of 4451228 in words is "four million, four hundred fifty-one thousand, two hundred twenty-eight".