320898367 has 2 divisors, whose sum is σ = 320898368. Its totient is φ = 320898366.

The previous prime is 320898337. The next prime is 320898371. The reversal of 320898367 is 763898023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320898367 - 2¹¹ = 320896319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320898337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160449183 + 160449184.

It is an arithmetic number, because the mean of its divisors is an integer number (160449184).

Almost surely, 2^320898367 is an apocalyptic number.

320898367 is a deficient number, since it is larger than the sum of its proper divisors (1).

320898367 is an equidigital number, since it uses as much as digits as its factorization.

320898367 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 320898367 is about 17913.6363421836. The cubic root of 320898367 is about 684.6298581032.

The spelling of 320898367 in words is "three hundred twenty million, eight hundred ninety-eight thousand, three hundred sixty-seven".