330263 has 4 divisors (see below), whose sum is σ = 331968. Its totient is φ = 328560.

The previous prime is 330247. The next prime is 330271. The reversal of 330263 is 362033.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 362033 = 7 ⋅51719.

It is a cyclic number.

It is not a de Polignac number, because 330263 - 2⁴ = 330247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330203) 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, 518 + ... + 963.

It is an arithmetic number, because the mean of its divisors is an integer number (82992).

2³³⁰²⁶³ is an apocalyptic number.

330263 is a deficient number, since it is larger than the sum of its proper divisors (1705).

330263 is a wasteful number, since it uses less digits than its factorization.

330263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1704.

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 330263 is about 574.6851311805. The cubic root of 330263 is about 69.1225854184.

Adding to 330263 its reverse (362033), we get a palindrome (692296).

The spelling of 330263 in words is "three hundred thirty thousand, two hundred sixty-three".