8331842844 has 192 divisors, whose sum is σ = 24530042880. Its totient is φ = 2427563520.

The previous prime is 8331842837. The next prime is 8331842873. The reversal of 8331842844 is 4482481338.

It is a happy number.

It is a super-2 number, since 2×8331842844² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8331842844.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2043592 + ... + 2047664.

It is an arithmetic number, because the mean of its divisors is an integer number (127760640).

Almost surely, 2^8331842844 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 8331842844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12265021440).

8331842844 is an abundant number, since it is smaller than the sum of its proper divisors (16198200036).

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

8331842844 is a wasteful number, since it uses less digits than its factorization.

8331842844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4177 (or 4169 counting only the distinct ones).

The product of its digits is 589824, while the sum is 45.

The square root of 8331842844 is about 91278.9288061599. The cubic root of 8331842844 is about 2027.2797852214.

The spelling of 8331842844 in words is "eight billion, three hundred thirty-one million, eight hundred forty-two thousand, eight hundred forty-four".