843948 has 72 divisors (see below), whose sum is σ = 2594592. Its totient is φ = 225792.

The previous prime is 843911. The next prime is 844001. The reversal of 843948 is 849348.

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

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, 4186 + ... + 4382.

It is an arithmetic number, because the mean of its divisors is an integer number (36036).

2⁸⁴³⁹⁴⁸ 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 843948, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1297296).

843948 is an abundant number, since it is smaller than the sum of its proper divisors (1750644).

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

843948 is a wasteful number, since it uses less digits than its factorization.

843948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231 (or 226 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 843948 is about 918.6664247702. Note that the first 3 decimals coincide. The cubic root of 843948 is about 94.5014697008.

It can be divided in two parts, 8 and 43948, that added together give a triangular number (43956 = T₂₉₆).

The spelling of 843948 in words is "eight hundred forty-three thousand, nine hundred forty-eight".