330144049 has 4 divisors (see below), whose sum is σ = 336373236. Its totient is φ = 323914864.

The previous prime is 330143963. The next prime is 330144083. The reversal of 330144049 is 940441033.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 940441033 = 7 ⋅134348719.

It can be written as a sum of positive squares in 2 ways, for example, as 104693824 + 225450225 = 10232^2 + 15015^2 .

It is a cyclic number.

It is not a de Polignac number, because 330144049 - 2⁷ = 330143921 is a prime.

It is a super-2 number, since 2×330144049² = 217990186180228802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (330142049) 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, 3114514 + ... + 3114619.

It is an arithmetic number, because the mean of its divisors is an integer number (84093309).

Almost surely, 2^330144049 is an apocalyptic number.

It is an amenable number.

330144049 is a deficient number, since it is larger than the sum of its proper divisors (6229187).

330144049 is an equidigital number, since it uses as much as digits as its factorization.

330144049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6229186.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 330144049 is about 18169.8665102416. The cubic root of 330144049 is about 691.1428578244.

It can be divided in two parts, 3301440 and 49, that added together give a square (3301489 = 1817²).

The spelling of 330144049 in words is "three hundred thirty million, one hundred forty-four thousand, forty-nine".