2093321 has 2 divisors, whose sum is σ = 2093322. Its totient is φ = 2093320.

The previous prime is 2093317. The next prime is 2093323. The reversal of 2093321 is 1233902.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1990921 + 102400 = 1411^2 + 320^2 .

It is a cyclic number.

It is not a de Polignac number, because 2093321 - 2² = 2093317 is a prime.

Together with 2093323, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2093293 and 2093302.

It is not a weakly prime, because it can be changed into another prime (2093323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1046660 + 1046661.

It is an arithmetic number, because the mean of its divisors is an integer number (1046661).

2^2093321 is an apocalyptic number.

It is an amenable number.

2093321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2093321 is an equidigital number, since it uses as much as digits as its factorization.

2093321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 2093321 is about 1446.8313654328. The cubic root of 2093321 is about 127.9220105968.

The spelling of 2093321 in words is "two million, ninety-three thousand, three hundred twenty-one".