2543884 has 18 divisors (see below), whose sum is σ = 5179020. Its totient is φ = 1090152.

The previous prime is 2543873. The next prime is 2543899. The reversal of 2543884 is 4883452.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6294 + ... + 6685.

2^2543884 is an apocalyptic number.

It is an amenable number.

2543884 is an abundant number, since it is smaller than the sum of its proper divisors (2635136).

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

2543884 is a wasteful number, since it uses less digits than its factorization.

2543884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12997 (or 12988 counting only the distinct ones).

The product of its digits is 30720, while the sum is 34.

The square root of 2543884 is about 1594.9557987606. The cubic root of 2543884 is about 136.5104090243.

The spelling of 2543884 in words is "two million, five hundred forty-three thousand, eight hundred eighty-four".