8016663 has 8 divisors (see below), whose sum is σ = 10706800. Its totient is φ = 5335488.

The previous prime is 8016661. The next prime is 8016677. The reversal of 8016663 is 3666108.

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

It is not a de Polignac number, because 8016663 - 2¹ = 8016661 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8016663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8016661) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 243 + ... + 4011.

It is an arithmetic number, because the mean of its divisors is an integer number (1338350).

Almost surely, 2^8016663 is an apocalyptic number.

8016663 is a deficient number, since it is larger than the sum of its proper divisors (2690137).

8016663 is a wasteful number, since it uses less digits than its factorization.

8016663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4481.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 8016663 is about 2831.3712225704. The cubic root of 8016663 is about 200.1387620366.

The spelling of 8016663 in words is "eight million, sixteen thousand, six hundred sixty-three".