2728946 has 16 divisors (see below), whose sum is σ = 4498848. Its totient is φ = 1231200.

The previous prime is 2728939. The next prime is 2728967. The reversal of 2728946 is 6498272.

It is a d-powerful number, because it can be written as 2 + 7 + 2³ + 8 + 9³ + 4¹⁰ + 6⁸ .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3206 + ... + 3966.

It is an arithmetic number, because the mean of its divisors is an integer number (281178).

2^2728946 is an apocalyptic number.

2728946 is a deficient number, since it is larger than the sum of its proper divisors (1769902).

2728946 is a wasteful number, since it uses less digits than its factorization.

2728946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937.

The product of its digits is 48384, while the sum is 38.

The square root of 2728946 is about 1651.9521784846. The cubic root of 2728946 is about 139.7435099707.

The spelling of 2728946 in words is "two million, seven hundred twenty-eight thousand, nine hundred forty-six".