2563884 has 36 divisors (see below), whose sum is σ = 6530160. Its totient is φ = 848160.

The previous prime is 2563877. The next prime is 2563901. The reversal of 2563884 is 4883652.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8089 + ... + 8399.

2^2563884 is an apocalyptic number.

It is an amenable number.

2563884 is an abundant number, since it is smaller than the sum of its proper divisors (3966276).

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

2563884 is a wasteful number, since it uses less digits than its factorization.

2563884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550 (or 545 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 2563884 is about 1601.2132899773. The cubic root of 2563884 is about 136.8672235527.

The spelling of 2563884 in words is "two million, five hundred sixty-three thousand, eight hundred eighty-four".