6424432 has 40 divisors (see below), whose sum is σ = 14979200. Its totient is φ = 2607552.

The previous prime is 6424427. The next prime is 6424447. The reversal of 6424432 is 2344246.

It is a junction number, because it is equal to n+sod(n) for n = 6424397 and 6424406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 619 + ... + 3637.

It is an arithmetic number, because the mean of its divisors is an integer number (374480).

Almost surely, 2^6424432 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 6424432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7489600).

6424432 is an abundant number, since it is smaller than the sum of its proper divisors (8554768).

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

6424432 is a wasteful number, since it uses less digits than its factorization.

6424432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3053 (or 3047 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

The square root of 6424432 is about 2534.6463264132. The cubic root of 6424432 is about 185.8995102153.

Adding to 6424432 its reverse (2344246), we get a palindrome (8768678).

The spelling of 6424432 in words is "six million, four hundred twenty-four thousand, four hundred thirty-two".