663828214 has 32 divisors (see below), whose sum is σ = 1152216576. Its totient is φ = 280959360.

The previous prime is 663828197. The next prime is 663828229. The reversal of 663828214 is 412828366.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 753054 + ... + 753934.

It is an arithmetic number, because the mean of its divisors is an integer number (36006768).

Almost surely, 2^663828214 is an apocalyptic number.

663828214 is a deficient number, since it is larger than the sum of its proper divisors (488388362).

663828214 is a wasteful number, since it uses less digits than its factorization.

663828214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500.

The product of its digits is 110592, while the sum is 40.

The square root of 663828214 is about 25764.8639429747. The cubic root of 663828214 is about 872.3388925938.

The spelling of 663828214 in words is "six hundred sixty-three million, eight hundred twenty-eight thousand, two hundred fourteen".