2868928 has 28 divisors (see below), whose sum is σ = 5943600. Its totient is φ = 1371392.

The previous prime is 2868919. The next prime is 2868947. The reversal of 2868928 is 8298682.

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, 498 + ... + 2446.

2^2868928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2868928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2971800).

2868928 is an abundant number, since it is smaller than the sum of its proper divisors (3074672).

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

2868928 is a wasteful number, since it uses less digits than its factorization.

2868928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984 (or 1974 counting only the distinct ones).

The product of its digits is 110592, while the sum is 43.

The square root of 2868928 is about 1693.7910142636. The cubic root of 2868928 is about 142.0931743188.

The spelling of 2868928 in words is "two million, eight hundred sixty-eight thousand, nine hundred twenty-eight".