2211329 has 2 divisors, whose sum is σ = 2211330. Its totient is φ = 2211328.

The previous prime is 2211281. The next prime is 2211347. The reversal of 2211329 is 9231122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1113025 + 1098304 = 1055^2 + 1048^2 .

It is a cyclic number.

It is not a de Polignac number, because 2211329 - 2²⁰ = 1162753 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2211329.

It is not a weakly prime, because it can be changed into another prime (2211359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105664 + 1105665.

It is an arithmetic number, because the mean of its divisors is an integer number (1105665).

2^2211329 is an apocalyptic number.

It is an amenable number.

2211329 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211329 is an equidigital number, since it uses as much as digits as its factorization.

2211329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216, while the sum is 20.

The square root of 2211329 is about 1487.0537986233. The cubic root of 2211329 is about 130.2820110607.

The spelling of 2211329 in words is "two million, two hundred eleven thousand, three hundred twenty-nine".