320244002 has 8 divisors (see below), whose sum is σ = 517317276. Its totient is φ = 147804912.

The previous prime is 320243953. The next prime is 320244007. The reversal of 320244002 is 200442023.

It can be written as a sum of positive squares in 2 ways, for example, as 319301161 + 942841 = 17869^2 + 971^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (320244007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6158513 + ... + 6158564.

Almost surely, 2^320244002 is an apocalyptic number.

320244002 is a deficient number, since it is larger than the sum of its proper divisors (197073274).

320244002 is a wasteful number, since it uses less digits than its factorization.

320244002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12317092.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 320244002 is about 17895.3625836416. The cubic root of 320244002 is about 684.1641834820.

Adding to 320244002 its reverse (200442023), we get a palindrome (520686025).

The spelling of 320244002 in words is "three hundred twenty million, two hundred forty-four thousand, two".