840000884832 has 72 divisors (see below), whose sum is σ = 2389413368160. Its totient is φ = 279922832640.

The previous prime is 840000884831. The next prime is 840000884843. The reversal of 840000884832 is 238488000048.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (840000884831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 644094 + ... + 1447362.

It is an arithmetic number, because the mean of its divisors is an integer number (33186296780).

Almost surely, 2^840000884832 is an apocalyptic number.

It is an amenable number.

840000884832 is an abundant number, since it is smaller than the sum of its proper divisors (1549412483328).

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

840000884832 is a wasteful number, since it uses less digits than its factorization.

840000884832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806916 (or 806905 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 45.

The spelling of 840000884832 in words is "eight hundred forty billion, eight hundred eighty-four thousand, eight hundred thirty-two".