331342 has 8 divisors (see below), whose sum is σ = 542232. Its totient is φ = 150600.

The previous prime is 331339. The next prime is 331349. The reversal of 331342 is 243133.

331342 is nontrivially palindromic in base 13.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7509 + ... + 7552.

It is an arithmetic number, because the mean of its divisors is an integer number (67779).

2³³¹³⁴² is an apocalyptic number.

331342 is a deficient number, since it is larger than the sum of its proper divisors (210890).

331342 is a wasteful number, since it uses less digits than its factorization.

331342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15074.

The product of its digits is 216, while the sum is 16.

The square root of 331342 is about 575.6231406050. The cubic root of 331342 is about 69.1977802311.

Adding to 331342 its reverse (243133), we get a palindrome (574475).

Subtracting from 331342 its reverse (243133), we obtain a square (88209 = 297²).

The spelling of 331342 in words is "three hundred thirty-one thousand, three hundred forty-two".