2879816 has 16 divisors (see below), whose sum is σ = 5586300. Its totient is φ = 1390144.

The previous prime is 2879803. The next prime is 2879819. The reversal of 2879816 is 6189782.

2879816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2856100 + 23716 = 1690^2 + 154^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2879819) 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, 5975 + ... + 6438.

2^2879816 is an apocalyptic number.

It is an amenable number.

2879816 is a deficient number, since it is larger than the sum of its proper divisors (2706484).

2879816 is a wasteful number, since it uses less digits than its factorization.

2879816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12448 (or 12444 counting only the distinct ones).

The product of its digits is 48384, while the sum is 41.

The square root of 2879816 is about 1697.0020624619. The cubic root of 2879816 is about 142.2727021689.

The spelling of 2879816 in words is "two million, eight hundred seventy-nine thousand, eight hundred sixteen".