4028536 has 16 divisors (see below), whose sum is σ = 7628400. Its totient is φ = 1994304.

The previous prime is 4028533. The next prime is 4028539. The reversal of 4028536 is 6358204.

It is an interprime number because it is at equal distance from previous prime (4028533) and next prime (4028539).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4028533) 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 3 ways as a sum of consecutive naturals, for example, 1621 + ... + 3268.

It is an arithmetic number, because the mean of its divisors is an integer number (476775).

Almost surely, 2^4028536 is an apocalyptic number.

It is an amenable number.

4028536 is a deficient number, since it is larger than the sum of its proper divisors (3599864).

4028536 is a wasteful number, since it uses less digits than its factorization.

4028536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4998 (or 4994 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 4028536 is about 2007.1213216943. The cubic root of 4028536 is about 159.1166950510.

The spelling of 4028536 in words is "four million, twenty-eight thousand, five hundred thirty-six".