2215871068 has 6 divisors (see below), whose sum is σ = 3877774376. Its totient is φ = 1107935532.

The previous prime is 2215870973. The next prime is 2215871087. The reversal of 2215871068 is 8601785122.

It is a self number, because there is not a number n which added to its sum of digits gives 2215871068.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276983880 + ... + 276983887.

Almost surely, 2^2215871068 is an apocalyptic number.

It is an amenable number.

2215871068 is a deficient number, since it is larger than the sum of its proper divisors (1661903308).

2215871068 is a wasteful number, since it uses less digits than its factorization.

2215871068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553967771 (or 553967769 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 40.

The square root of 2215871068 is about 47073.0397148941. The cubic root of 2215871068 is about 1303.7114977383.

The spelling of 2215871068 in words is "two billion, two hundred fifteen million, eight hundred seventy-one thousand, sixty-eight".