331132 has 12 divisors (see below), whose sum is σ = 610120. Its totient is φ = 156816.

The previous prime is 331127. The next prime is 331141. The reversal of 331132 is 231133.

It is a congruent number.

It is an unprimeable number.

331132 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2103 + ... + 2254.

2³³¹¹³² is an apocalyptic number.

It is an amenable number.

331132 is a deficient number, since it is larger than the sum of its proper divisors (278988).

331132 is a wasteful number, since it uses less digits than its factorization.

331132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4380 (or 4378 counting only the distinct ones).

The product of its digits is 54, while the sum is 13.

The square root of 331132 is about 575.4407006808. The cubic root of 331132 is about 69.1831582746.

Adding to 331132 its reverse (231133), we get a palindrome (562265).

Subtracting from 331132 its reverse (231133), we obtain a palindrome (99999).

The spelling of 331132 in words is "three hundred thirty-one thousand, one hundred thirty-two".