2887928 has 16 divisors (see below), whose sum is σ = 5433480. Its totient is φ = 1439008.

The previous prime is 2887921. The next prime is 2887933. The reversal of 2887928 is 8297882.

2887928 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2887921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3350 + ... + 4122.

2^2887928 is an apocalyptic number.

It is an amenable number.

2887928 is a deficient number, since it is larger than the sum of its proper divisors (2545552).

2887928 is a wasteful number, since it uses less digits than its factorization.

2887928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1246 (or 1242 counting only the distinct ones).

The product of its digits is 129024, while the sum is 44.

The square root of 2887928 is about 1699.3904789659. The cubic root of 2887928 is about 142.4061637276.

The spelling of 2887928 in words is "two million, eight hundred eighty-seven thousand, nine hundred twenty-eight".