6604432 has 20 divisors (see below), whose sum is σ = 13549356. Its totient is φ = 3107840.

The previous prime is 6604421. The next prime is 6604469. The reversal of 6604432 is 2344066.

It can be written as a sum of positive squares in 2 ways, for example, as 5837056 + 767376 = 2416^2 + 876^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6604397 and 6604406.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11869 + ... + 12412.

Almost surely, 2^6604432 is an apocalyptic number.

It is an amenable number.

6604432 is an abundant number, since it is smaller than the sum of its proper divisors (6944924).

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

6604432 is a wasteful number, since it uses less digits than its factorization.

6604432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24306 (or 24300 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 6604432 is about 2569.9089478034. The cubic root of 6604432 is about 187.6197232413.

Adding to 6604432 its reverse (2344066), we get a palindrome (8948498).

The spelling of 6604432 in words is "six million, six hundred four thousand, four hundred thirty-two".