8643382 has 16 divisors (see below), whose sum is σ = 14385600. Its totient is φ = 3861640.

The previous prime is 8643367. The next prime is 8643409. The reversal of 8643382 is 2833468.

8643382 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2032 + ... + 4627.

It is an arithmetic number, because the mean of its divisors is an integer number (899100).

Almost surely, 2^8643382 is an apocalyptic number.

8643382 is a deficient number, since it is larger than the sum of its proper divisors (5742218).

8643382 is a wasteful number, since it uses less digits than its factorization.

8643382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6731.

The product of its digits is 27648, while the sum is 34.

The square root of 8643382 is about 2939.9629249363. The cubic root of 8643382 is about 205.2238838986.

It can be divided in two parts, 8643 and 382, that added together give a square (9025 = 95²).

The spelling of 8643382 in words is "eight million, six hundred forty-three thousand, three hundred eighty-two".