843678264 has 128 divisors (see below), whose sum is σ = 2489356800. Its totient is φ = 234908160.

The previous prime is 843678263. The next prime is 843678323. The reversal of 843678264 is 462876348.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (843678263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1005157 + ... + 1005995.

It is an arithmetic number, because the mean of its divisors is an integer number (19448100).

Almost surely, 2^843678264 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 843678264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1244678400).

843678264 is an abundant number, since it is smaller than the sum of its proper divisors (1645678536).

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

843678264 is a wasteful number, since it uses less digits than its factorization.

843678264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165 (or 1161 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 48.

The square root of 843678264 is about 29046.1402599382. The cubic root of 843678264 is about 944.9140069003.

The spelling of 843678264 in words is "eight hundred forty-three million, six hundred seventy-eight thousand, two hundred sixty-four".