330485 has 8 divisors (see below), whose sum is σ = 400056. Its totient is φ = 262080.

The previous prime is 330469. The next prime is 330509. The reversal of 330485 is 584033.

330485 = 406² + 407².

It can be written as a sum of positive squares in 4 ways, for example, as 6724 + 323761 = 82^2 + 569^2 .

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

It is not a de Polignac number, because 330485 - 2⁴ = 330469 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is a zygodrome in base 4.

It is a self number, because there is not a number n which added to its sum of digits gives 330485.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 575 + ... + 995.

It is an arithmetic number, because the mean of its divisors is an integer number (50007).

2³³⁰⁴⁸⁵ is an apocalyptic number.

330485 is the 407-th centered square number.

It is an amenable number.

330485 is a deficient number, since it is larger than the sum of its proper divisors (69571).

330485 is a wasteful number, since it uses less digits than its factorization.

330485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 330485 is about 574.8782479795. The cubic root of 330485 is about 69.1380698222.

The spelling of 330485 in words is "three hundred thirty thousand, four hundred eighty-five".