208216714 has 8 divisors (see below), whose sum is σ = 330697188. Its totient is φ = 97984320.

The previous prime is 208216711. The next prime is 208216717. The reversal of 208216714 is 417612802.

It is an interprime number because it is at equal distance from previous prime (208216711) and next prime (208216717).

It can be written as a sum of positive squares in 2 ways, for example, as 197880489 + 10336225 = 14067^2 + 3215^2 .

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

It is not an unprimeable number, because it can be changed into a prime (208216711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3061977 + ... + 3062044.

Almost surely, 2^208216714 is an apocalyptic number.

208216714 is a deficient number, since it is larger than the sum of its proper divisors (122480474).

208216714 is a wasteful number, since it uses less digits than its factorization.

208216714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6124040.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 208216714 is about 14429.7163520285. The cubic root of 208216714 is about 592.7049160954.

The spelling of 208216714 in words is "two hundred eight million, two hundred sixteen thousand, seven hundred fourteen".