8316432 has 140 divisors (see below), whose sum is σ = 26022144. Its totient is φ = 2566080.

The previous prime is 8316421. The next prime is 8316437. The reversal of 8316432 is 2346138.

It is a happy number.

8316432 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 8316396 and 8316405.

It is not an unprimeable number, because it can be changed into a prime (8316437) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 268257 + ... + 268287.

Almost surely, 2^8316432 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 8316432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13011072).

8316432 is an abundant number, since it is smaller than the sum of its proper divisors (17705712).

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

8316432 is a wasteful number, since it uses less digits than its factorization.

8316432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80 (or 59 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 8316432 is about 2883.8224633288. The cubic root of 8316432 is about 202.6029106548.

The spelling of 8316432 in words is "eight million, three hundred sixteen thousand, four hundred thirty-two".