330505425 has 18 divisors (see below), whose sum is σ = 591972342. Its totient is φ = 176269440.

The previous prime is 330505411. The next prime is 330505429. The reversal of 330505425 is 524505033.

It can be written as a sum of positive squares in 3 ways, for example, as 24920064 + 305585361 = 4992^2 + 17481^2 .

It is not a de Polignac number, because 330505425 - 2⁹ = 330504913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (330505429) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 734232 + ... + 734681.

Almost surely, 2^330505425 is an apocalyptic number.

It is an amenable number.

330505425 is a deficient number, since it is larger than the sum of its proper divisors (261466917).

330505425 is a wasteful number, since it uses less digits than its factorization.

330505425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468929 (or 1468921 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 330505425 is about 18179.8081673047. The cubic root of 330505425 is about 691.3949410867.

The spelling of 330505425 in words is "three hundred thirty million, five hundred five thousand, four hundred twenty-five".