7159872 has 56 divisors (see below), whose sum is σ = 19202400. Its totient is φ = 2354176.

The previous prime is 7159843. The next prime is 7159891. The reversal of 7159872 is 2789517.

It is a self number, because there is not a number n which added to its sum of digits gives 7159872.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16879 + ... + 17297.

It is an arithmetic number, because the mean of its divisors is an integer number (342900).

Almost surely, 2^7159872 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 7159872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9601200).

7159872 is an abundant number, since it is smaller than the sum of its proper divisors (12042528).

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

7159872 is a wasteful number, since it uses less digits than its factorization.

7159872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523 (or 513 counting only the distinct ones).

The product of its digits is 35280, while the sum is 39.

The square root of 7159872 is about 2675.7937140221. The cubic root of 7159872 is about 192.7384754591.

The spelling of 7159872 in words is "seven million, one hundred fifty-nine thousand, eight hundred seventy-two".