204322379 has 2 divisors, whose sum is σ = 204322380. Its totient is φ = 204322378.

The previous prime is 204322357. The next prime is 204322381. The reversal of 204322379 is 973223402.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204322379 is a prime.

Together with 204322381, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (204322319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102161189 + 102161190.

It is an arithmetic number, because the mean of its divisors is an integer number (102161190).

Almost surely, 2^204322379 is an apocalyptic number.

204322379 is a deficient number, since it is larger than the sum of its proper divisors (1).

204322379 is an equidigital number, since it uses as much as digits as its factorization.

204322379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 204322379 is about 14294.1379243381. The cubic root of 204322379 is about 588.9864615442.

The spelling of 204322379 in words is "two hundred four million, three hundred twenty-two thousand, three hundred seventy-nine".