2840816 has 20 divisors (see below), whose sum is σ = 6004824. Its totient is φ = 1291200.

The previous prime is 2840801. The next prime is 2840857. The reversal of 2840816 is 6180482.

2840816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 in 3 ways as a sum of consecutive naturals, for example, 7895 + ... + 8246.

2^2840816 is an apocalyptic number.

It is an amenable number.

2840816 is an abundant number, since it is smaller than the sum of its proper divisors (3164008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2840816 is a wasteful number, since it uses less digits than its factorization.

2840816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16160 (or 16154 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 2840816 is about 1685.4720407055. The cubic root of 2840816 is about 141.6275367515.

The spelling of 2840816 in words is "two million, eight hundred forty thousand, eight hundred sixteen".