320424241 has 2 divisors, whose sum is σ = 320424242. Its totient is φ = 320424240.

The previous prime is 320424191. The next prime is 320424257. The reversal of 320424241 is 142424023.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 313290000 + 7134241 = 17700^2 + 2671^2 .

It is a cyclic number.

It is not a de Polignac number, because 320424241 - 2¹⁹ = 319899953 is a prime.

It is not a weakly prime, because it can be changed into another prime (320424281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160212120 + 160212121.

It is an arithmetic number, because the mean of its divisors is an integer number (160212121).

Almost surely, 2^320424241 is an apocalyptic number.

It is an amenable number.

320424241 is a deficient number, since it is larger than the sum of its proper divisors (1).

320424241 is an equidigital number, since it uses as much as digits as its factorization.

320424241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 320424241 is about 17900.3977888761. The cubic root of 320424241 is about 684.2925126523.

Adding to 320424241 its reverse (142424023), we get a palindrome (462848264).

The spelling of 320424241 in words is "three hundred twenty million, four hundred twenty-four thousand, two hundred forty-one".