2693321 has 2 divisors, whose sum is σ = 2693322. Its totient is φ = 2693320.

The previous prime is 2693309. The next prime is 2693329. The reversal of 2693321 is 1233962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2689600 + 3721 = 1640^2 + 61^2 .

It is a cyclic number.

It is not a de Polignac number, because 2693321 - 2¹⁰ = 2692297 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2693329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1346660 + 1346661.

It is an arithmetic number, because the mean of its divisors is an integer number (1346661).

2^2693321 is an apocalyptic number.

It is an amenable number.

2693321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2693321 is an equidigital number, since it uses as much as digits as its factorization.

2693321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 26.

The square root of 2693321 is about 1641.1340591189. The cubic root of 2693321 is about 139.1327510470.

The spelling of 2693321 in words is "two million, six hundred ninety-three thousand, three hundred twenty-one".