321342 has 24 divisors (see below), whose sum is σ = 748296. Its totient is φ = 91728.

The previous prime is 321341. The next prime is 321359. The reversal of 321342 is 243123.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 321342.

It is not an unprimeable number, because it can be changed into a prime (321341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 253 + ... + 840.

It is an arithmetic number, because the mean of its divisors is an integer number (31179).

2³²¹³⁴² is an apocalyptic number.

321342 is an abundant number, since it is smaller than the sum of its proper divisors (426954).

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

321342 is a wasteful number, since it uses less digits than its factorization.

321342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112 (or 1105 counting only the distinct ones).

The product of its digits is 144, while the sum is 15.

The square root of 321342 is about 566.8703555488. The cubic root of 321342 is about 68.4945206692.

Adding to 321342 its reverse (243123), we get a palindrome (564465).

The spelling of 321342 in words is "three hundred twenty-one thousand, three hundred forty-two", and thus it is an iban number.