330955 has 4 divisors (see below), whose sum is σ = 397152. Its totient is φ = 264760.

The previous prime is 330943. The next prime is 330983. The reversal of 330955 is 559033.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 330955 - 2¹⁵ = 298187 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33091 + ... + 33100.

It is an arithmetic number, because the mean of its divisors is an integer number (99288).

2³³⁰⁹⁵⁵ is an apocalyptic number.

330955 is a deficient number, since it is larger than the sum of its proper divisors (66197).

330955 is an equidigital number, since it uses as much as digits as its factorization.

330955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66196.

The product of its (nonzero) digits is 2025, while the sum is 25.

The square root of 330955 is about 575.2868849539. The cubic root of 330955 is about 69.1708292522.

Adding to 330955 its reverse (559033), we get a palindrome (889988).

It can be divided in two parts, 3309 and 55, that added together give a square (3364 = 58²).

The spelling of 330955 in words is "three hundred thirty thousand, nine hundred fifty-five".