2773984 has 24 divisors (see below), whose sum is σ = 5700240. Its totient is φ = 1326336.

The previous prime is 2773949. The next prime is 2773997. The reversal of 2773984 is 4893772.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1149 + ... + 2620.

It is an arithmetic number, because the mean of its divisors is an integer number (237510).

2^2773984 is an apocalyptic number.

It is an amenable number.

2773984 is an abundant number, since it is smaller than the sum of its proper divisors (2926256).

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

2773984 is a wasteful number, since it uses less digits than its factorization.

2773984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3802 (or 3794 counting only the distinct ones).

The product of its digits is 84672, while the sum is 40.

The square root of 2773984 is about 1665.5281444635. The cubic root of 2773984 is about 140.5080858051.

The spelling of 2773984 in words is "two million, seven hundred seventy-three thousand, nine hundred eighty-four".