2073321 has 6 divisors (see below), whose sum is σ = 2994810. Its totient is φ = 1382208.

The previous prime is 2073317. The next prime is 2073343. The reversal of 2073321 is 1233702.

2073321 = 264² + 265² + ... + 290².

It can be written as a sum of positive squares in only one way, i.e., 1904400 + 168921 = 1380^2 + 411^2 .

It is not a de Polignac number, because 2073321 - 2² = 2073317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2073294 and 2073303.

It is not an unprimeable number, because it can be changed into a prime (2073361) 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 5 ways as a sum of consecutive naturals, for example, 115176 + ... + 115193.

It is an arithmetic number, because the mean of its divisors is an integer number (499135).

2^2073321 is an apocalyptic number.

It is an amenable number.

2073321 is a deficient number, since it is larger than the sum of its proper divisors (921489).

2073321 is a wasteful number, since it uses less digits than its factorization.

2073321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230375 (or 230372 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 2073321 is about 1439.9031217412. The cubic root of 2073321 is about 127.5133088760.

The spelling of 2073321 in words is "two million, seventy-three thousand, three hundred twenty-one".