2881243336 has 8 divisors (see below), whose sum is σ = 5402331270. Its totient is φ = 1440621664.

The previous prime is 2881243297. The next prime is 2881243357. The reversal of 2881243336 is 6333421882.

It can be written as a sum of positive squares in only one way, i.e., 2820247236 + 60996100 = 53106^2 + 7810^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2881243336² = 16603126322488817792, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180077701 + ... + 180077716.

Almost surely, 2^2881243336 is an apocalyptic number.

It is an amenable number.

2881243336 is a deficient number, since it is larger than the sum of its proper divisors (2521087934).

2881243336 is a wasteful number, since it uses less digits than its factorization.

2881243336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360155423 (or 360155419 counting only the distinct ones).

The product of its digits is 165888, while the sum is 40.

The square root of 2881243336 is about 53677.2143092393. The cubic root of 2881243336 is about 1422.9620337053.

The spelling of 2881243336 in words is "two billion, eight hundred eighty-one million, two hundred forty-three thousand, three hundred thirty-six".