2068321 has 8 divisors (see below), whose sum is σ = 2272320. Its totient is φ = 1873872.

The previous prime is 2068291. The next prime is 2068333. The reversal of 2068321 is 1238602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2068321 - 2¹³ = 2060129 is a prime.

It is a Duffinian number.

2068321 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2068292 and 2068301.

It is not an unprimeable number, because it can be changed into a prime (2068361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1930 + ... + 2803.

It is an arithmetic number, because the mean of its divisors is an integer number (284040).

2^2068321 is an apocalyptic number.

It is an amenable number.

2068321 is a deficient number, since it is larger than the sum of its proper divisors (203999).

2068321 is a wasteful number, since it uses less digits than its factorization.

2068321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4775.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 2068321 is about 1438.1658457911. The cubic root of 2068321 is about 127.4107230972.

The spelling of 2068321 in words is "two million, sixty-eight thousand, three hundred twenty-one".