323312142 has 32 divisors (see below), whose sum is σ = 680317344. Its totient is φ = 102297600.

The previous prime is 323312123. The next prime is 323312149. The reversal of 323312142 is 241213323.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323312149) 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 15 ways as a sum of consecutive naturals, for example, 8659 + ... + 26862.

It is an arithmetic number, because the mean of its divisors is an integer number (21259917).

Almost surely, 2^323312142 is an apocalyptic number.

323312142 is an abundant number, since it is smaller than the sum of its proper divisors (357005202).

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

323312142 is a wasteful number, since it uses less digits than its factorization.

323312142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35604.

The product of its digits is 864, while the sum is 21.

The square root of 323312142 is about 17980.8826813369. The cubic root of 323312142 is about 686.3421512543.

Adding to 323312142 its reverse (241213323), we get a palindrome (564525465).

The spelling of 323312142 in words is "three hundred twenty-three million, three hundred twelve thousand, one hundred forty-two".