43428712 has 32 divisors (see below), whose sum is σ = 83272320. Its totient is φ = 21228480.

The previous prime is 43428703. The next prime is 43428719. The reversal of 43428712 is 21782434.

43428712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (43428719) 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, 88933 + ... + 89419.

It is an arithmetic number, because the mean of its divisors is an integer number (2602260).

Almost surely, 2^43428712 is an apocalyptic number.

It is an amenable number.

43428712 is a deficient number, since it is larger than the sum of its proper divisors (39843608).

43428712 is a wasteful number, since it uses less digits than its factorization.

43428712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721 (or 717 counting only the distinct ones).

The product of its digits is 10752, while the sum is 31.

The square root of 43428712 is about 6590.0464338273. The cubic root of 43428712 is about 351.5002593368.

The spelling of 43428712 in words is "forty-three million, four hundred twenty-eight thousand, seven hundred twelve".