4009228 has 24 divisors (see below), whose sum is σ = 7499520. Its totient is φ = 1869840.

The previous prime is 4009219. The next prime is 4009237. The reversal of 4009228 is 8229004.

4009228 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 an interprime number because it is at equal distance from previous prime (4009219) and next prime (4009237).

It is a super-3 number, since 3×4009228³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5025 + ... + 5767.

It is an arithmetic number, because the mean of its divisors is an integer number (312480).

Almost surely, 2^4009228 is an apocalyptic number.

It is an amenable number.

4009228 is a deficient number, since it is larger than the sum of its proper divisors (3490292).

4009228 is a wasteful number, since it uses less digits than its factorization.

4009228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837 (or 835 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 4009228 is about 2002.3056709703. The cubic root of 4009228 is about 158.8620825851.

The spelling of 4009228 in words is "four million, nine thousand, two hundred twenty-eight".