2028684 has 24 divisors (see below), whose sum is σ = 5410048. Its totient is φ = 579600.

The previous prime is 2028679. The next prime is 2028701. The reversal of 2028684 is 4868202.

It is a happy number.

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, 11992 + ... + 12159.

2^2028684 is an apocalyptic number.

It is an amenable number.

2028684 is an abundant number, since it is smaller than the sum of its proper divisors (3381364).

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

2028684 is a wasteful number, since it uses less digits than its factorization.

2028684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24165 (or 24163 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 2028684 is about 1424.3187845423. The cubic root of 2028684 is about 126.5915744513.

The spelling of 2028684 in words is "two million, twenty-eight thousand, six hundred eighty-four".