8442846 has 48 divisors (see below), whose sum is σ = 19967280. Its totient is φ = 2643840.

The previous prime is 8442839. The next prime is 8442869. The reversal of 8442846 is 6482448.

8442846 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 8442846.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15336 + ... + 15876.

It is an arithmetic number, because the mean of its divisors is an integer number (415985).

Almost surely, 2^8442846 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8442846, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9983640).

8442846 is an abundant number, since it is smaller than the sum of its proper divisors (11524434).

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

8442846 is a wasteful number, since it uses less digits than its factorization.

8442846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586 (or 563 counting only the distinct ones).

The product of its digits is 49152, while the sum is 36.

The square root of 8442846 is about 2905.6575847818. The cubic root of 8442846 is about 203.6243085420.

The spelling of 8442846 in words is "eight million, four hundred forty-two thousand, eight hundred forty-six".