4243028 has 12 divisors (see below), whose sum is σ = 7451220. Its totient is φ = 2114112.

The previous prime is 4243009. The next prime is 4243039. The reversal of 4243028 is 8203424.

4243028 is digitally balanced in base 5, 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 2 ways, for example, as 1926544 + 2316484 = 1388^2 + 1522^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4242994 and 4243012.

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, 443 + ... + 2946.

It is an arithmetic number, because the mean of its divisors is an integer number (620935).

Almost surely, 2^4243028 is an apocalyptic number.

It is an amenable number.

4243028 is a deficient number, since it is larger than the sum of its proper divisors (3208192).

4243028 is a wasteful number, since it uses less digits than its factorization.

4243028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3706 (or 3704 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 4243028 is about 2059.8611603698. The cubic root of 4243028 is about 161.8919667869.

The spelling of 4243028 in words is "four million, two hundred forty-three thousand, twenty-eight".