843474044 has 48 divisors (see below), whose sum is σ = 1725796800. Its totient is φ = 360561600.

The previous prime is 843474029. The next prime is 843474053. The reversal of 843474044 is 440474348.

It is a super-2 number, since 2×843474044² = 1422896925803427872, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 843473989 and 843474007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 961334 + ... + 962210.

It is an arithmetic number, because the mean of its divisors is an integer number (35954100).

Almost surely, 2^843474044 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 843474044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (862898400).

843474044 is an abundant number, since it is smaller than the sum of its proper divisors (882322756).

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

843474044 is a wasteful number, since it uses less digits than its factorization.

843474044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1603 (or 1587 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 38.

The square root of 843474044 is about 29042.6246059133. The cubic root of 843474044 is about 944.8377590702.

The spelling of 843474044 in words is "eight hundred forty-three million, four hundred seventy-four thousand, forty-four".