4449432 has 48 divisors (see below), whose sum is σ = 12056040. Its totient is φ = 1367808.

The previous prime is 4449421. The next prime is 4449433. The reversal of 4449432 is 2349444.

It is a self number, because there is not a number n which added to its sum of digits gives 4449432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4449433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3508 + ... + 4604.

Almost surely, 2^4449432 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 4449432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6028020).

4449432 is an abundant number, since it is smaller than the sum of its proper divisors (7606608).

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

4449432 is a wasteful number, since it uses less digits than its factorization.

4449432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1132 (or 1115 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

The square root of 4449432 is about 2109.3676777651. The cubic root of 4449432 is about 164.4756171459.

The spelling of 4449432 in words is "four million, four hundred forty-nine thousand, four hundred thirty-two".