43255056 has 80 divisors (see below), whose sum is σ = 121686656. Its totient is φ = 13160448.

The previous prime is 43255031. The next prime is 43255061. The reversal of 43255056 is 65055234.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63936 + ... + 64608.

Almost surely, 2^43255056 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 43255056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60843328).

43255056 is an abundant number, since it is smaller than the sum of its proper divisors (78431600).

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

43255056 is a wasteful number, since it uses less digits than its factorization.

43255056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800 (or 794 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 43255056 is about 6576.8576083111. The cubic root of 43255056 is about 351.0311252340.

The spelling of 43255056 in words is "forty-three million, two hundred fifty-five thousand, fifty-six".