320022379 has 2 divisors, whose sum is σ = 320022380. Its totient is φ = 320022378.

The previous prime is 320022319. The next prime is 320022397. The reversal of 320022379 is 973220023.

Together with next prime (320022397) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320022379 - 2¹¹ = 320020331 is a prime.

It is not a weakly prime, because it can be changed into another prime (320022319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160011189 + 160011190.

It is an arithmetic number, because the mean of its divisors is an integer number (160011190).

Almost surely, 2^320022379 is an apocalyptic number.

320022379 is a deficient number, since it is larger than the sum of its proper divisors (1).

320022379 is an equidigital number, since it uses as much as digits as its factorization.

320022379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 320022379 is about 17889.1693211284. The cubic root of 320022379 is about 684.0063231122.

The spelling of 320022379 in words is "three hundred twenty million, twenty-two thousand, three hundred seventy-nine".