4028704 has 12 divisors (see below), whose sum is σ = 7931574. Its totient is φ = 2014336.

The previous prime is 4028693. The next prime is 4028707. The reversal of 4028704 is 4078204.

4028704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2729104 + 1299600 = 1652^2 + 1140^2 .

It is not an unprimeable number, because it can be changed into a prime (4028707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62917 + ... + 62980.

Almost surely, 2^4028704 is an apocalyptic number.

It is an amenable number.

4028704 is a deficient number, since it is larger than the sum of its proper divisors (3902870).

4028704 is a wasteful number, since it uses less digits than its factorization.

4028704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125907 (or 125899 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 4028704 is about 2007.1631722409. The cubic root of 4028704 is about 159.1189068746.

The spelling of 4028704 in words is "four million, twenty-eight thousand, seven hundred four".