4028066 has 16 divisors (see below), whose sum is σ = 6955200. Its totient is φ = 1713840.

The previous prime is 4028009. The next prime is 4028069. The reversal of 4028066 is 6608204.

It is not an unprimeable number, because it can be changed into a prime (4028069) 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, 1121 + ... + 3051.

It is an arithmetic number, because the mean of its divisors is an integer number (434700).

Almost surely, 2^4028066 is an apocalyptic number.

4028066 is a deficient number, since it is larger than the sum of its proper divisors (2927134).

4028066 is a wasteful number, since it uses less digits than its factorization.

4028066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2089.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 4028066 is about 2007.0042351724. The cubic root of 4028066 is about 159.1105068844.

The spelling of 4028066 in words is "four million, twenty-eight thousand, sixty-six".