4490228 has 12 divisors (see below), whose sum is σ = 7946820. Its totient is φ = 2219712.

The previous prime is 4490207. The next prime is 4490231. The reversal of 4490228 is 8220944.

It can be written as a sum of positive squares in 2 ways, for example, as 1350244 + 3139984 = 1162^2 + 1772^2 .

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 4490228.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5951 + ... + 6662.

It is an arithmetic number, because the mean of its divisors is an integer number (662235).

Almost surely, 2^4490228 is an apocalyptic number.

It is an amenable number.

4490228 is a deficient number, since it is larger than the sum of its proper divisors (3456592).

4490228 is a wasteful number, since it uses less digits than its factorization.

4490228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12706 (or 12704 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 4490228 is about 2119.0158092851. The cubic root of 4490228 is about 164.9767705284.

The spelling of 4490228 in words is "four million, four hundred ninety thousand, two hundred twenty-eight".