4028828 has 12 divisors (see below), whose sum is σ = 7066920. Its totient is φ = 2009712.

The previous prime is 4028807. The next prime is 4028833. The reversal of 4028828 is 8288204.

It is a junction number, because it is equal to n+sod(n) for n = 4028794 and 4028803.

It is a congruent number.

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, 1358 + ... + 3146.

It is an arithmetic number, because the mean of its divisors is an integer number (588910).

Almost surely, 2^4028828 is an apocalyptic number.

It is an amenable number.

4028828 is a deficient number, since it is larger than the sum of its proper divisors (3038092).

4028828 is a wasteful number, since it uses less digits than its factorization.

4028828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2356 (or 2354 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 32.

The square root of 4028828 is about 2007.1940613703. The cubic root of 4028828 is about 159.1205393716.

The spelling of 4028828 in words is "four million, twenty-eight thousand, eight hundred twenty-eight".