8426432 has 42 divisors (see below), whose sum is σ = 19458432. Its totient is φ = 3609984.

The previous prime is 8426419. The next prime is 8426449. The reversal of 8426432 is 2346248.

It is a junction number, because it is equal to n+sod(n) for n = 8426395 and 8426404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1793 + ... + 4479.

It is an arithmetic number, because the mean of its divisors is an integer number (463296).

Almost surely, 2^8426432 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 8426432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9729216).

8426432 is an abundant number, since it is smaller than the sum of its proper divisors (11032000).

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

8426432 is a wasteful number, since it uses less digits than its factorization.

8426432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2713 (or 2696 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

The square root of 8426432 is about 2902.8317209236. The cubic root of 8426432 is about 203.4922654809.

The spelling of 8426432 in words is "eight million, four hundred twenty-six thousand, four hundred thirty-two".