330490 has 8 divisors (see below), whose sum is σ = 594900. Its totient is φ = 132192.

The previous prime is 330469. The next prime is 330509. The reversal of 330490 is 94033.

It can be written as a sum of positive squares in 2 ways, for example, as 271441 + 59049 = 521^2 + 243^2 .

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

It is a nialpdrome in base 9.

It is a zygodrome in base 4 and base 9.

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, 16515 + ... + 16534.

2³³⁰⁴⁹⁰ is an apocalyptic number.

330490 is a deficient number, since it is larger than the sum of its proper divisors (264410).

330490 is a wasteful number, since it uses less digits than its factorization.

330490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33056.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 330490 is about 574.8825967100. The cubic root of 330490 is about 69.1384184901.

It can be divided in two parts, 330 and 490, that added together give a triangular number (820 = T₄₀).

The spelling of 330490 in words is "three hundred thirty thousand, four hundred ninety".