663003324 has 72 divisors (see below), whose sum is σ = 1756005888. Its totient is φ = 210656160.

The previous prime is 663003311. The next prime is 663003343. The reversal of 663003324 is 423300366.

663003324 is a `hidden beast` number, since 6 + 630 + 0 + 3 + 3 + 24 = 666.

It is a super-3 number, since 3×663003324³ (a number of 27 digits) contains 333 as substring.

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 23 ways as a sum of consecutive naturals, for example, 70339 + ... + 79205.

Almost surely, 2^663003324 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 663003324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (878002944).

663003324 is an abundant number, since it is smaller than the sum of its proper divisors (1093002564).

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

663003324 is a wasteful number, since it uses less digits than its factorization.

663003324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8975 (or 8970 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

The square root of 663003324 is about 25748.8509258180. The cubic root of 663003324 is about 871.9774125816.

The spelling of 663003324 in words is "six hundred sixty-three million, three thousand, three hundred twenty-four".