663007304 has 16 divisors (see below), whose sum is σ = 1243834620. Its totient is φ = 331318080.

The previous prime is 663007297. The next prime is 663007307. The reversal of 663007304 is 403700366.

It can be written as a sum of positive squares in 2 ways, for example, as 590587204 + 72420100 = 24302^2 + 8510^2 .

It is not an unprimeable number, because it can be changed into a prime (663007307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7379 + ... + 37154.

Almost surely, 2^663007304 is an apocalyptic number.

It is an amenable number.

663007304 is a deficient number, since it is larger than the sum of its proper divisors (580827316).

663007304 is a wasteful number, since it uses less digits than its factorization.

663007304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46400 (or 46396 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 663007304 is about 25748.9282107042. The cubic root of 663007304 is about 871.9791574010.

The spelling of 663007304 in words is "six hundred sixty-three million, seven thousand, three hundred four".