43734328 has 32 divisors (see below), whose sum is σ = 91154160. Its totient is φ = 19502080.

The previous prime is 43734323. The next prime is 43734329. The reversal of 43734328 is 82343734.

It is a happy number.

43734328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×43734328² = 3825382891223168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43734293 and 43734302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43734323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25 + ... + 9352.

Almost surely, 2^43734328 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 43734328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45577080).

43734328 is an abundant number, since it is smaller than the sum of its proper divisors (47419832).

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

43734328 is a wasteful number, since it uses less digits than its factorization.

43734328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9447 (or 9443 counting only the distinct ones).

The product of its digits is 48384, while the sum is 34.

The square root of 43734328 is about 6613.1934797040. The cubic root of 43734328 is about 352.3228571914.

The spelling of 43734328 in words is "forty-three million, seven hundred thirty-four thousand, three hundred twenty-eight".