843041628 has 384 divisors, whose sum is σ = 2878848000. Its totient is φ = 210263040.

The previous prime is 843041623. The next prime is 843041653. The reversal of 843041628 is 826140348.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 843041592 and 843041601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (843041623) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 44370603 + ... + 44370621.

It is an arithmetic number, because the mean of its divisors is an integer number (7497000).

Almost surely, 2^843041628 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 843041628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1439424000).

843041628 is an abundant number, since it is smaller than the sum of its proper divisors (2035806372).

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

843041628 is a wasteful number, since it uses less digits than its factorization.

843041628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99 (or 65 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 843041628 is about 29035.1791453058. The cubic root of 843041628 is about 944.6762710729.

The spelling of 843041628 in words is "eight hundred forty-three million, forty-one thousand, six hundred twenty-eight".