4433975424 has 128 divisors (see below), whose sum is σ = 13121035200. Its totient is φ = 1474080768.

The previous prime is 4433975423. The next prime is 4433975437. The reversal of 4433975424 is 4245793344.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 4433975424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4433975423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1494967 + ... + 1497929.

Almost surely, 2^4433975424 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 4433975424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6560517600).

4433975424 is an abundant number, since it is smaller than the sum of its proper divisors (8687059776).

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

4433975424 is a wasteful number, since it uses less digits than its factorization.

4433975424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3419 (or 3401 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 45.

The square root of 4433975424 is about 66588.1027211318. The cubic root of 4433975424 is about 1642.8494267104.

The spelling of 4433975424 in words is "four billion, four hundred thirty-three million, nine hundred seventy-five thousand, four hundred twenty-four".