2861116 has 12 divisors (see below), whose sum is σ = 5021800. Its totient is φ = 1426320.

The previous prime is 2861113. The next prime is 2861119. The reversal of 2861116 is 6111682.

2861116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2861113) and next prime (2861119).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2861113) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 835 + ... + 2533.

2^2861116 is an apocalyptic number.

It is an amenable number.

2861116 is a deficient number, since it is larger than the sum of its proper divisors (2160684).

2861116 is a wasteful number, since it uses less digits than its factorization.

2861116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2124 (or 2122 counting only the distinct ones).

The product of its digits is 576, while the sum is 25.

The square root of 2861116 is about 1691.4833726644. The cubic root of 2861116 is about 141.9640853429.

Adding to 2861116 its reverse (6111682), we get a palindrome (8972798).

The spelling of 2861116 in words is "two million, eight hundred sixty-one thousand, one hundred sixteen".