4040228 has 12 divisors (see below), whose sum is σ = 7105392. Its totient is φ = 2010120.

The previous prime is 4040227. The next prime is 4040233. The reversal of 4040228 is 8220404.

4040228 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (4040227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1550 + ... + 3237.

It is an arithmetic number, because the mean of its divisors is an integer number (592116).

Almost surely, 2^4040228 is an apocalyptic number.

It is an amenable number.

4040228 is a deficient number, since it is larger than the sum of its proper divisors (3065164).

4040228 is a wasteful number, since it uses less digits than its factorization.

4040228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5002 (or 5000 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 4040228 is about 2010.0318405438. The cubic root of 4040228 is about 159.2704809004.

The spelling of 4040228 in words is "four million, forty thousand, two hundred twenty-eight".