4036228 has 18 divisors (see below), whose sum is σ = 8217006. Its totient is φ = 1729728.

The previous prime is 4036217. The next prime is 4036229. The reversal of 4036228 is 8226304.

It is a happy number.

4036228 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 can be written as a sum of positive squares in only one way, i.e., 4008004 + 28224 = 2002^2 + 168^2 .

It is a super-2 number, since 2×4036228² = 32582272935968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4036229) 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 5 ways as a sum of consecutive naturals, for example, 10101 + ... + 10492.

Almost surely, 2^4036228 is an apocalyptic number.

It is an amenable number.

4036228 is an abundant number, since it is smaller than the sum of its proper divisors (4180778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4036228 is a wasteful number, since it uses less digits than its factorization.

4036228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20611 (or 20602 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 4036228 is about 2009.0365850327. The cubic root of 4036228 is about 159.2179019960.

The spelling of 4036228 in words is "four million, thirty-six thousand, two hundred twenty-eight".