2783896 has 8 divisors (see below), whose sum is σ = 5219820. Its totient is φ = 1391944.

The previous prime is 2783887. The next prime is 2783909. The reversal of 2783896 is 6983872.

2783896 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an alternating number because its digits alternate between even and odd.

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, 173986 + ... + 174001.

2^2783896 is an apocalyptic number.

It is an amenable number.

2783896 is a deficient number, since it is larger than the sum of its proper divisors (2435924).

2783896 is a wasteful number, since it uses less digits than its factorization.

2783896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347993 (or 347989 counting only the distinct ones).

The product of its digits is 145152, while the sum is 43.

The square root of 2783896 is about 1668.5011237635. The cubic root of 2783896 is about 140.6752413731.

The spelling of 2783896 in words is "two million, seven hundred eighty-three thousand, eight hundred ninety-six".