842852736 has 128 divisors (see below), whose sum is σ = 2713852800. Its totient is φ = 255398400.

The previous prime is 842852719. The next prime is 842852743. The reversal of 842852736 is 637258248.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 842852691 and 842852700.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26931 + ... + 49101.

It is an arithmetic number, because the mean of its divisors is an integer number (21201975).

Almost surely, 2^842852736 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 842852736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1356926400).

842852736 is an abundant number, since it is smaller than the sum of its proper divisors (1871000064).

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

842852736 is a wasteful number, since it uses less digits than its factorization.

842852736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22205 (or 22187 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 842852736 is about 29031.9261503607. The cubic root of 842852736 is about 944.6057110463.

The spelling of 842852736 in words is "eight hundred forty-two million, eight hundred fifty-two thousand, seven hundred thirty-six".