322345979 has 2 divisors, whose sum is σ = 322345980. Its totient is φ = 322345978.

The previous prime is 322345949. The next prime is 322345987. The reversal of 322345979 is 979543223.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 322345979 - 2²⁴ = 305568763 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (322345909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161172989 + 161172990.

It is an arithmetic number, because the mean of its divisors is an integer number (161172990).

Almost surely, 2^322345979 is an apocalyptic number.

322345979 is a deficient number, since it is larger than the sum of its proper divisors (1).

322345979 is an equidigital number, since it uses as much as digits as its factorization.

322345979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 408240, while the sum is 44.

The square root of 322345979 is about 17953.9961846938. The cubic root of 322345979 is about 685.6577970931.

The spelling of 322345979 in words is "three hundred twenty-two million, three hundred forty-five thousand, nine hundred seventy-nine".