330945 has 8 divisors (see below), whose sum is σ = 529536. Its totient is φ = 176496.

The previous prime is 330943. The next prime is 330983. The reversal of 330945 is 549033.

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

It is not a de Polignac number, because 330945 - 2¹ = 330943 is a prime.

330945 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 330945.

It is not an unprimeable number, because it can be changed into a prime (330943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11017 + ... + 11046.

It is an arithmetic number, because the mean of its divisors is an integer number (66192).

2³³⁰⁹⁴⁵ is an apocalyptic number.

It is an amenable number.

330945 is a deficient number, since it is larger than the sum of its proper divisors (198591).

330945 is a wasteful number, since it uses less digits than its factorization.

330945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22071.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 330945 is about 575.2781935725. The cubic root of 330945 is about 69.1701325661.

Adding to 330945 its reverse (549033), we get a palindrome (879978).

It can be divided in two parts, 330 and 945, that added together give a triangular number (1275 = T₅₀).

The spelling of 330945 in words is "three hundred thirty thousand, nine hundred forty-five".