4028764 has 12 divisors (see below), whose sum is σ = 7116984. Its totient is φ = 1995344.

The previous prime is 4028747. The next prime is 4028771. The reversal of 4028764 is 4678204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4279 + ... + 5134.

It is an arithmetic number, because the mean of its divisors is an integer number (593082).

Almost surely, 2^4028764 is an apocalyptic number.

It is an amenable number.

4028764 is a deficient number, since it is larger than the sum of its proper divisors (3088220).

4028764 is a wasteful number, since it uses less digits than its factorization.

4028764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9524 (or 9522 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 4028764 is about 2007.1781186532. The cubic root of 4028764 is about 159.1196967967.

The spelling of 4028764 in words is "four million, twenty-eight thousand, seven hundred sixty-four".