2853221266 has 16 divisors (see below), whose sum is σ = 4906673856. Its totient is φ = 1218949776.

The previous prime is 2853221257. The next prime is 2853221281. The reversal of 2853221266 is 6621223582.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317016 + ... + 325891.

It is an arithmetic number, because the mean of its divisors is an integer number (306667116).

Almost surely, 2^2853221266 is an apocalyptic number.

2853221266 is a deficient number, since it is larger than the sum of its proper divisors (2053452590).

2853221266 is a wasteful number, since it uses less digits than its factorization.

2853221266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643233.

The product of its digits is 69120, while the sum is 37.

The square root of 2853221266 is about 53415.5526602506. The cubic root of 2853221266 is about 1418.3339028926. Note that the first 3 decimals are identical.

The spelling of 2853221266 in words is "two billion, eight hundred fifty-three million, two hundred twenty-one thousand, two hundred sixty-six".