663530304 has 28 divisors (see below), whose sum is σ = 1755591104. Its totient is φ = 221176704.

The previous prime is 663530299. The next prime is 663530321. The reversal of 663530304 is 403035366.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1727752 + ... + 1728135.

Almost surely, 2^663530304 is an apocalyptic number.

663530304 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

663530304 is an abundant number, since it is smaller than the sum of its proper divisors (1092060800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

663530304 is a wasteful number, since it uses less digits than its factorization.

663530304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3455902 (or 3455892 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 30.

The square root of 663530304 is about 25759.0819712194. The cubic root of 663530304 is about 872.2083782231.

The spelling of 663530304 in words is "six hundred sixty-three million, five hundred thirty thousand, three hundred four".