43228328 has 64 divisors (see below), whose sum is σ = 98582400. Its totient is φ = 17498880.

The previous prime is 43228271. The next prime is 43228349. The reversal of 43228328 is 82382234.

It is a junction number, because it is equal to n+sod(n) for n = 43228294 and 43228303.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32525 + ... + 33827.

It is an arithmetic number, because the mean of its divisors is an integer number (1540350).

Almost surely, 2^43228328 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 43228328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49291200).

43228328 is an abundant number, since it is smaller than the sum of its proper divisors (55354072).

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

43228328 is a wasteful number, since it uses less digits than its factorization.

43228328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1362 (or 1358 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

The square root of 43228328 is about 6574.8253208736. The cubic root of 43228328 is about 350.9588077297.

The spelling of 43228328 in words is "forty-three million, two hundred twenty-eight thousand, three hundred twenty-eight".