4038028 has 6 divisors (see below), whose sum is σ = 7066556. Its totient is φ = 2019012.

The previous prime is 4038011. The next prime is 4038043. The reversal of 4038028 is 8208304.

It is a junction number, because it is equal to n+sod(n) for n = 4037993 and 4038011.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 504750 + ... + 504757.

Almost surely, 2^4038028 is an apocalyptic number.

It is an amenable number.

4038028 is a deficient number, since it is larger than the sum of its proper divisors (3028528).

4038028 is a wasteful number, since it uses less digits than its factorization.

4038028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009511 (or 1009509 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 4038028 is about 2009.4845110127. The cubic root of 4038028 is about 159.2415667998.

The spelling of 4038028 in words is "four million, thirty-eight thousand, twenty-eight".