321244242 has 16 divisors (see below), whose sum is σ = 700896672. Its totient is φ = 97346720.

The previous prime is 321244241. The next prime is 321244277. The reversal of 321244242 is 242442123.

321244242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (321244241) 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 in 7 ways as a sum of consecutive naturals, for example, 2433603 + ... + 2433734.

It is an arithmetic number, because the mean of its divisors is an integer number (43806042).

Almost surely, 2^321244242 is an apocalyptic number.

321244242 is an abundant number, since it is smaller than the sum of its proper divisors (379652430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321244242 is a wasteful number, since it uses less digits than its factorization.

321244242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4867353.

The product of its digits is 3072, while the sum is 24.

The square root of 321244242 is about 17923.2877006424. The cubic root of 321244242 is about 684.8757421086.

Adding to 321244242 its reverse (242442123), we get a palindrome (563686365).

The spelling of 321244242 in words is "three hundred twenty-one million, two hundred forty-four thousand, two hundred forty-two".