2728006 has 8 divisors (see below), whose sum is σ = 4187304. Its totient is φ = 1332240.

The previous prime is 2727997. The next prime is 2728013. The reversal of 2728006 is 6008272.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15775 + ... + 15946.

It is an arithmetic number, because the mean of its divisors is an integer number (523413).

2^2728006 is an apocalyptic number.

2728006 is a deficient number, since it is larger than the sum of its proper divisors (1459298).

2728006 is a wasteful number, since it uses less digits than its factorization.

2728006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31766.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 2728006 is about 1651.6676421121. The cubic root of 2728006 is about 139.7274629957.

The spelling of 2728006 in words is "two million, seven hundred twenty-eight thousand, six".