2428328 has 32 divisors (see below), whose sum is σ = 5266560. Its totient is φ = 1028160.

The previous prime is 2428313. The next prime is 2428357. The reversal of 2428328 is 8238242.

It is a self number, because there is not a number n which added to its sum of digits gives 2428328.

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, 5558 + ... + 5978.

It is an arithmetic number, because the mean of its divisors is an integer number (164580).

2^2428328 is an apocalyptic number.

2428328 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2428328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2633280).

2428328 is an abundant number, since it is smaller than the sum of its proper divisors (2838232).

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

2428328 is a wasteful number, since it uses less digits than its factorization.

2428328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537 (or 533 counting only the distinct ones).

The product of its digits is 6144, while the sum is 29.

The square root of 2428328 is about 1558.3093402788. The cubic root of 2428328 is about 134.4113003065.

The spelling of 2428328 in words is "two million, four hundred twenty-eight thousand, three hundred twenty-eight".