2320243 has 2 divisors, whose sum is σ = 2320244. Its totient is φ = 2320242.

The previous prime is 2320207. The next prime is 2320247. The reversal of 2320243 is 3420232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2320243 - 2⁹ = 2319731 is a prime.

It is not a weakly prime, because it can be changed into another prime (2320247) 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 as a sum of consecutive naturals, namely, 1160121 + 1160122.

It is an arithmetic number, because the mean of its divisors is an integer number (1160122).

2^2320243 is an apocalyptic number.

2320243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2320243 is an equidigital number, since it uses as much as digits as its factorization.

2320243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 2320243 is about 1523.2343877421. The cubic root of 2320243 is about 132.3867407611.

Adding to 2320243 its reverse (3420232), we get a palindrome (5740475).

The spelling of 2320243 in words is "two million, three hundred twenty thousand, two hundred forty-three".