4008228 has 24 divisors (see below), whose sum is σ = 10688832. Its totient is φ = 1145184.

The previous prime is 4008227. The next prime is 4008239. The reversal of 4008228 is 8228004.

It is a junction number, because it is equal to n+sod(n) for n = 4008198 and 4008207.

It is not an unprimeable number, because it can be changed into a prime (4008227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23775 + ... + 23942.

It is an arithmetic number, because the mean of its divisors is an integer number (445368).

Almost surely, 2^4008228 is an apocalyptic number.

It is an amenable number.

4008228 is an abundant number, since it is smaller than the sum of its proper divisors (6680604).

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

4008228 is a wasteful number, since it uses less digits than its factorization.

4008228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47731 (or 47729 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

The square root of 4008228 is about 2002.0559432743. The cubic root of 4008228 is about 158.8488734509.

The spelling of 4008228 in words is "four million, eight thousand, two hundred twenty-eight".