2783982 has 16 divisors (see below), whose sum is σ = 5704272. Its totient is φ = 905280.

The previous prime is 2783959. The next prime is 2783999. The reversal of 2783982 is 2893872.

It is a self number, because there is not a number n which added to its sum of digits gives 2783982.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5413 + ... + 5904.

It is an arithmetic number, because the mean of its divisors is an integer number (356517).

2^2783982 is an apocalyptic number.

2783982 is an abundant number, since it is smaller than the sum of its proper divisors (2920290).

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

2783982 is a wasteful number, since it uses less digits than its factorization.

2783982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11363.

The product of its digits is 48384, while the sum is 39.

The square root of 2783982 is about 1668.5268951983. The cubic root of 2783982 is about 140.6766899361.

The spelling of 2783982 in words is "two million, seven hundred eighty-three thousand, nine hundred eighty-two".