2167328 has 24 divisors (see below), whose sum is σ = 4320540. Its totient is φ = 1070080.

The previous prime is 2167327. The next prime is 2167339. The reversal of 2167328 is 8237612.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1607824 + 559504 = 1268^2 + 748^2 .

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2167328.

It is not an unprimeable number, because it can be changed into a prime (2167327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2468 + ... + 3228.

2^2167328 is an apocalyptic number.

It is an amenable number.

2167328 is a deficient number, since it is larger than the sum of its proper divisors (2153212).

2167328 is an equidigital number, since it uses as much as digits as its factorization.

2167328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860 (or 852 counting only the distinct ones).

The product of its digits is 4032, while the sum is 29.

The square root of 2167328 is about 1472.1847710121. The cubic root of 2167328 is about 129.4120987838.

The spelling of 2167328 in words is "two million, one hundred sixty-seven thousand, three hundred twenty-eight".