330239493 has 12 divisors (see below), whose sum is σ = 477219808. Its totient is φ = 220064040.

The previous prime is 330239491. The next prime is 330239509. The reversal of 330239493 is 394932033.

330239493 is a `hidden beast` number, since 330 + 239 + 4 + 93 = 666.

It is not a de Polignac number, because 330239493 - 2¹ = 330239491 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 (330239491) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18546 + ... + 31692.

Almost surely, 2^330239493 is an apocalyptic number.

It is an amenable number.

330239493 is a deficient number, since it is larger than the sum of its proper divisors (146980315).

330239493 is a wasteful number, since it uses less digits than its factorization.

330239493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15944 (or 15941 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 36.

The square root of 330239493 is about 18172.4927569115. The cubic root of 330239493 is about 691.2094540908.

The spelling of 330239493 in words is "three hundred thirty million, two hundred thirty-nine thousand, four hundred ninety-three".