4028226 has 16 divisors (see below), whose sum is σ = 8078400. Its totient is φ = 1339088.

The previous prime is 4028221. The next prime is 4028231. The reversal of 4028226 is 6228204.

It is an interprime number because it is at equal distance from previous prime (4028221) and next prime (4028231).

It is a junction number, because it is equal to n+sod(n) for n = 4028196 and 4028205.

It is not an unprimeable number, because it can be changed into a prime (4028221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2395 + ... + 3713.

It is an arithmetic number, because the mean of its divisors is an integer number (504900).

Almost surely, 2^4028226 is an apocalyptic number.

4028226 is an abundant number, since it is smaller than the sum of its proper divisors (4050174).

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

4028226 is a wasteful number, since it uses less digits than its factorization.

4028226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1833.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 4028226 is about 2007.0440951808. The cubic root of 4028226 is about 159.1126135484.

The spelling of 4028226 in words is "four million, twenty-eight thousand, two hundred twenty-six".