2378399 has 2 divisors, whose sum is σ = 2378400. Its totient is φ = 2378398.

The previous prime is 2378371. The next prime is 2378423. The reversal of 2378399 is 9938732.

2378399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2378399 - 2⁸ = 2378143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2378359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1189199 + 1189200.

It is an arithmetic number, because the mean of its divisors is an integer number (1189200).

2^2378399 is an apocalyptic number.

2378399 is a deficient number, since it is larger than the sum of its proper divisors (1).

2378399 is an equidigital number, since it uses as much as digits as its factorization.

2378399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 41.

The square root of 2378399 is about 1542.2058876817. The cubic root of 2378399 is about 133.4837004980.

The spelling of 2378399 in words is "two million, three hundred seventy-eight thousand, three hundred ninety-nine".