2728983770 has 8 divisors (see below), whose sum is σ = 4912170804. Its totient is φ = 1091593504.

The previous prime is 2728983731. The next prime is 2728983791. The reversal of 2728983770 is 773898272.

It can be written as a sum of positive squares in 2 ways, for example, as 2591929921 + 137053849 = 50911^2 + 11707^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136449179 + ... + 136449198.

Almost surely, 2^2728983770 is an apocalyptic number.

2728983770 is a deficient number, since it is larger than the sum of its proper divisors (2183187034).

2728983770 is a wasteful number, since it uses less digits than its factorization.

2728983770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272898384.

The product of its (nonzero) digits is 2370816, while the sum is 53.

The square root of 2728983770 is about 52239.6762049690. The cubic root of 2728983770 is about 1397.4415467480.

The spelling of 2728983770 in words is "two billion, seven hundred twenty-eight million, nine hundred eighty-three thousand, seven hundred seventy".