16663714 has 4 divisors (see below), whose sum is σ = 24995574. Its totient is φ = 8331856.

The previous prime is 16663697. The next prime is 16663763. The reversal of 16663714 is 41736661.

16663714 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12723489 + 3940225 = 3567^2 + 1985^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16663714.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4165927 + ... + 4165930.

Almost surely, 2^16663714 is an apocalyptic number.

16663714 is a deficient number, since it is larger than the sum of its proper divisors (8331860).

16663714 is an equidigital number, since it uses as much as digits as its factorization.

16663714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8331859.

The product of its digits is 18144, while the sum is 34.

The square root of 16663714 is about 4082.1212622851. The cubic root of 16663714 is about 255.4213921982.

The spelling of 16663714 in words is "sixteen million, six hundred sixty-three thousand, seven hundred fourteen".