2730003028 has 12 divisors (see below), whose sum is σ = 4855825492. Its totient is φ = 1342624320.

The previous prime is 2730003019. The next prime is 2730003071. The reversal of 2730003028 is 8203000372.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 479259664 + 2250743364 = 21892^2 + 47442^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2730002993 and 2730003011.

It is a congruent number.

It is an unprimeable number.

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, 5594025 + ... + 5594512.

Almost surely, 2^2730003028 is an apocalyptic number.

It is an amenable number.

2730003028 is a deficient number, since it is larger than the sum of its proper divisors (2125822464).

2730003028 is a wasteful number, since it uses less digits than its factorization.

2730003028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11188602 (or 11188600 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 2730003028 is about 52249.4308868527. The cubic root of 2730003028 is about 1397.6155035885.

The spelling of 2730003028 in words is "two billion, seven hundred thirty million, three thousand, twenty-eight".