663304414 has 8 divisors (see below), whose sum is σ = 1029265560. Its totient is φ = 320215896.

The previous prime is 663304403. The next prime is 663304417. The reversal of 663304414 is 414403366.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663304417) 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, 5718084 + ... + 5718199.

It is an arithmetic number, because the mean of its divisors is an integer number (128658195).

Almost surely, 2^663304414 is an apocalyptic number.

663304414 is a deficient number, since it is larger than the sum of its proper divisors (365961146).

663304414 is a wasteful number, since it uses less digits than its factorization.

663304414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11436314.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 663304414 is about 25754.6969308513. The cubic root of 663304414 is about 872.1093897712.

The spelling of 663304414 in words is "six hundred sixty-three million, three hundred four thousand, four hundred fourteen".