43725568 has 36 divisors (see below), whose sum is σ = 88137280. Its totient is φ = 21648384.

The previous prime is 43725559. The next prime is 43725569. The reversal of 43725568 is 86552734.

It is a self number, because there is not a number n which added to its sum of digits gives 43725568.

It is not an unprimeable number, because it can be changed into a prime (43725569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27121 + ... + 28687.

Almost surely, 2^43725568 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 43725568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44068640).

43725568 is an abundant number, since it is smaller than the sum of its proper divisors (44411712).

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

43725568 is a wasteful number, since it uses less digits than its factorization.

43725568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692 (or 1678 counting only the distinct ones).

The product of its digits is 201600, while the sum is 40.

The square root of 43725568 is about 6612.5311341422. The cubic root of 43725568 is about 352.2993321600.

The spelling of 43725568 in words is "forty-three million, seven hundred twenty-five thousand, five hundred sixty-eight".