206997016 has 32 divisors (see below), whose sum is σ = 398293200. Its totient is φ = 100817920.

The previous prime is 206996989. The next prime is 206997023. The reversal of 206997016 is 610799602.

It is a self number, because there is not a number n which added to its sum of digits gives 206997016.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 51396 + ... + 55276.

Almost surely, 2^206997016 is an apocalyptic number.

It is an amenable number.

206997016 is a deficient number, since it is larger than the sum of its proper divisors (191296184).

206997016 is a wasteful number, since it uses less digits than its factorization.

206997016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4059 (or 4055 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 206997016 is about 14387.3908683958. The cubic root of 206997016 is about 591.5453274770.

The spelling of 206997016 in words is "two hundred six million, nine hundred ninety-seven thousand, sixteen".