4384432 has 40 divisors (see below), whose sum is σ = 9280656. Its totient is φ = 1994496.

The previous prime is 4384379. The next prime is 4384433. The reversal of 4384432 is 2344834.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4 + 3 + 8⁵ + 4⁸ + 4¹¹ + 3¹⁰ + 2¹⁵ .

It is a self number, because there is not a number n which added to its sum of digits gives 4384432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4384433) 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, 22158 + ... + 22354.

Almost surely, 2^4384432 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 4384432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4640328).

4384432 is an abundant number, since it is smaller than the sum of its proper divisors (4896224).

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

4384432 is a wasteful number, since it uses less digits than its factorization.

4384432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325 (or 319 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

The square root of 4384432 is about 2093.9035316843. The cubic root of 4384432 is about 163.6707652326.

The spelling of 4384432 in words is "four million, three hundred eighty-four thousand, four hundred thirty-two".