2728492 has 24 divisors (see below), whose sum is σ = 5193216. Its totient is φ = 1246848.

The previous prime is 2728471. The next prime is 2728499. The reversal of 2728492 is 2948272.

It is not an unprimeable number, because it can be changed into a prime (2728499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6933 + ... + 7315.

It is an arithmetic number, because the mean of its divisors is an integer number (216384).

2^2728492 is an apocalyptic number.

It is an amenable number.

2728492 is a deficient number, since it is larger than the sum of its proper divisors (2464724).

2728492 is a wasteful number, since it uses less digits than its factorization.

2728492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537 (or 535 counting only the distinct ones).

The product of its digits is 16128, while the sum is 34.

The square root of 2728492 is about 1651.8147595902. The cubic root of 2728492 is about 139.7357600834.

The spelling of 2728492 in words is "two million, seven hundred twenty-eight thousand, four hundred ninety-two".