321132342 has 16 divisors (see below), whose sum is σ = 657201600. Its totient is φ = 104554632.

The previous prime is 321132323. The next prime is 321132347. The reversal of 321132342 is 243231123.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321132347) 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, 622092 + ... + 622607.

It is an arithmetic number, because the mean of its divisors is an integer number (41075100).

Almost surely, 2^321132342 is an apocalyptic number.

321132342 is an abundant number, since it is smaller than the sum of its proper divisors (336069258).

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

321132342 is a wasteful number, since it uses less digits than its factorization.

321132342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1244747.

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

The square root of 321132342 is about 17920.1657916438. The cubic root of 321132342 is about 684.7962112452.

Adding to 321132342 its reverse (243231123), we get a palindrome (564363465).

It can be divided in two parts, 3211 and 32342, that added together give a palindrome (35553).

The spelling of 321132342 in words is "three hundred twenty-one million, one hundred thirty-two thousand, three hundred forty-two".