331204 has 12 divisors (see below), whose sum is σ = 598528. Its totient is φ = 160200.

The previous prime is 331183. The next prime is 331207. The reversal of 331204 is 402133.

It is not an unprimeable number, because it can be changed into a prime (331207) 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, 1212 + ... + 1459.

2³³¹²⁰⁴ is an apocalyptic number.

It is an amenable number.

331204 is a deficient number, since it is larger than the sum of its proper divisors (267324).

331204 is a wasteful number, since it uses less digits than its factorization.

331204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2706 (or 2704 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 331204 is about 575.5032580273. The cubic root of 331204 is about 69.1881722131.

Adding to 331204 its reverse (402133), we get a palindrome (733337).

It can be divided in two parts, 33120 and 4, that added together give a square (33124 = 182²).

The spelling of 331204 in words is "three hundred thirty-one thousand, two hundred four".