2320399 has 2 divisors, whose sum is σ = 2320400. Its totient is φ = 2320398.

The previous prime is 2320397. The next prime is 2320421. The reversal of 2320399 is 9930232.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2320399 - 2¹ = 2320397 is a prime.

Together with 2320397, it forms a pair of twin primes.

It is a plaindrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2320391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160199 + 1160200.

It is an arithmetic number, because the mean of its divisors is an integer number (1160200).

2^2320399 is an apocalyptic number.

2320399 is a deficient number, since it is larger than the sum of its proper divisors (1).

2320399 is an equidigital number, since it uses as much as digits as its factorization.

2320399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 2320399 is about 1523.2855937085. The cubic root of 2320399 is about 132.3897076728.

The spelling of 2320399 in words is "two million, three hundred twenty thousand, three hundred ninety-nine".