2728603 has 2 divisors, whose sum is σ = 2728604. Its totient is φ = 2728602.

The previous prime is 2728577. The next prime is 2728631. The reversal of 2728603 is 3068272.

2728603 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (2728631) can be obtained adding 2728603 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2728603 - 2¹³ = 2720411 is a prime.

It is not a weakly prime, because it can be changed into another prime (2728643) 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, 1364301 + 1364302.

It is an arithmetic number, because the mean of its divisors is an integer number (1364302).

2^2728603 is an apocalyptic number.

2728603 is a deficient number, since it is larger than the sum of its proper divisors (1).

2728603 is an equidigital number, since it uses as much as digits as its factorization.

2728603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 2728603 is about 1651.8483586577. The cubic root of 2728603 is about 139.7376549590.

The spelling of 2728603 in words is "two million, seven hundred twenty-eight thousand, six hundred three".