2616728 has 16 divisors (see below), whose sum is σ = 5076000. Its totient is φ = 1263136.

The previous prime is 2616721. The next prime is 2616739. The reversal of 2616728 is 8276162.

It is a junction number, because it is equal to n+sod(n) for n = 2616694 and 2616703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2616721) by changing a digit.

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, 5408 + ... + 5871.

It is an arithmetic number, because the mean of its divisors is an integer number (317250).

2^2616728 is an apocalyptic number.

It is an amenable number.

2616728 is a deficient number, since it is larger than the sum of its proper divisors (2459272).

2616728 is a wasteful number, since it uses less digits than its factorization.

2616728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11314 (or 11310 counting only the distinct ones).

The product of its digits is 8064, while the sum is 32.

The square root of 2616728 is about 1617.6303656893. The cubic root of 2616728 is about 137.8011558973.

The spelling of 2616728 in words is "two million, six hundred sixteen thousand, seven hundred twenty-eight".