872343168 has 64 divisors (see below), whose sum is σ = 2453483520. Its totient is φ = 273674240.

The previous prime is 872343139. The next prime is 872343169. The reversal of 872343168 is 861343278.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (872343169) 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 7 ways as a sum of consecutive naturals, for example, 60288 + ... + 73343.

It is an arithmetic number, because the mean of its divisors is an integer number (38335680).

Almost surely, 2^872343168 is an apocalyptic number.

It is an amenable number.

872343168 is an abundant number, since it is smaller than the sum of its proper divisors (1581140352).

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

872343168 is a wasteful number, since it uses less digits than its factorization.

872343168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133665 (or 133653 counting only the distinct ones).

The product of its digits is 193536, while the sum is 42.

The square root of 872343168 is about 29535.4561163358. The cubic root of 872343168 is about 955.4965457781.

The spelling of 872343168 in words is "eight hundred seventy-two million, three hundred forty-three thousand, one hundred sixty-eight".