43605968 has 40 divisors (see below), whose sum is σ = 97285440. Its totient is φ = 18547200.

The previous prime is 43605967. The next prime is 43605971. The reversal of 43605968 is 86950634.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43605967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14168 + ... + 16968.

It is an arithmetic number, because the mean of its divisors is an integer number (2432136).

Almost surely, 2^43605968 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 43605968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48642720).

43605968 is an abundant number, since it is smaller than the sum of its proper divisors (53679472).

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

43605968 is a wasteful number, since it uses less digits than its factorization.

43605968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2955 (or 2949 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 43605968 is about 6603.4815059936. The cubic root of 43605968 is about 351.9778309041.

The spelling of 43605968 in words is "forty-three million, six hundred five thousand, nine hundred sixty-eight".