2028328 has 16 divisors (see below), whose sum is σ = 3857760. Its totient is φ = 999600.

The previous prime is 2028319. The next prime is 2028329. The reversal of 2028328 is 8238202.

It is a super-2 number, since 2×2028328² = 8228228951168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2028329) 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, 1218 + ... + 2353.

It is an arithmetic number, because the mean of its divisors is an integer number (241110).

2^2028328 is an apocalyptic number.

It is an amenable number.

2028328 is a deficient number, since it is larger than the sum of its proper divisors (1829432).

2028328 is a wasteful number, since it uses less digits than its factorization.

2028328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3648 (or 3644 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 2028328 is about 1424.1938070361. The cubic root of 2028328 is about 126.5841691191.

The spelling of 2028328 in words is "two million, twenty-eight thousand, three hundred twenty-eight".