2803028 has 12 divisors (see below), whose sum is σ = 5193972. Its totient is φ = 1319040.

The previous prime is 2803019. The next prime is 2803037. The reversal of 2803028 is 8203082.

It is an interprime number because it is at equal distance from previous prime (2803019) and next prime (2803037).

It can be written as a sum of positive squares in 2 ways, for example, as 1295044 + 1507984 = 1138^2 + 1228^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2802994 and 2803012.

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, 20543 + ... + 20678.

It is an arithmetic number, because the mean of its divisors is an integer number (432831).

2^2803028 is an apocalyptic number.

It is an amenable number.

2803028 is a deficient number, since it is larger than the sum of its proper divisors (2390944).

2803028 is a wasteful number, since it uses less digits than its factorization.

2803028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41242 (or 41240 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 2803028 is about 1674.2245966417. The cubic root of 2803028 is about 140.9967640053.

The spelling of 2803028 in words is "two million, eight hundred three thousand, twenty-eight".