330812 has 12 divisors (see below), whose sum is σ = 583296. Its totient is φ = 164160.

The previous prime is 330793. The next prime is 330821. The reversal of 330812 is 218033.

It is a nialpdrome in base 13.

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 330812.

It is an unprimeable number.

330812 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, 548 + ... + 980.

It is an arithmetic number, because the mean of its divisors is an integer number (48608).

2³³⁰⁸¹² is an apocalyptic number.

It is an amenable number.

330812 is a deficient number, since it is larger than the sum of its proper divisors (252484).

330812 is a wasteful number, since it uses less digits than its factorization.

330812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628 (or 626 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 330812 is about 575.1625857095. The cubic root of 330812 is about 69.1608653059.

Adding to 330812 its reverse (218033), we get a palindrome (548845).

The spelling of 330812 in words is "three hundred thirty thousand, eight hundred twelve".