43424256 has 80 divisors (see below), whose sum is σ = 122563584. Its totient is φ = 13615104.

The previous prime is 43424237. The next prime is 43424261. The reversal of 43424256 is 65242434.

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, 25281 + ... + 26943.

Almost surely, 2^43424256 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 43424256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61281792).

43424256 is an abundant number, since it is smaller than the sum of its proper divisors (79139328).

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

43424256 is a wasteful number, since it uses less digits than its factorization.

43424256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1701 (or 1685 counting only the distinct ones).

The product of its digits is 23040, while the sum is 30.

The square root of 43424256 is about 6589.7083395246. The cubic root of 43424256 is about 351.4882370390.

The spelling of 43424256 in words is "forty-three million, four hundred twenty-four thousand, two hundred fifty-six".