2806728466 has 8 divisors (see below), whose sum is σ = 4223807280. Its totient is φ = 1398792708.

The previous prime is 2806728443. The next prime is 2806728467. The reversal of 2806728466 is 6648276082.

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

It is not an unprimeable number, because it can be changed into a prime (2806728467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2284996 + ... + 2286223.

It is an arithmetic number, because the mean of its divisors is an integer number (527975910).

Almost surely, 2^2806728466 is an apocalyptic number.

2806728466 is a deficient number, since it is larger than the sum of its proper divisors (1417078814).

2806728466 is a wasteful number, since it uses less digits than its factorization.

2806728466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4571528.

The product of its (nonzero) digits is 1548288, while the sum is 49.

The square root of 2806728466 is about 52978.5660998861. The cubic root of 2806728466 is about 1410.5878316210.

The spelling of 2806728466 in words is "two billion, eight hundred six million, seven hundred twenty-eight thousand, four hundred sixty-six".