206677106 has 8 divisors (see below), whose sum is σ = 310100700. Its totient is φ = 103310208.

The previous prime is 206677099. The next prime is 206677123. The reversal of 206677106 is 601776602.

It can be written as a sum of positive squares in 2 ways, for example, as 206640625 + 36481 = 14375^2 + 191^2 .

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

It is a super-2 number, since 2×206677106² = 85430852289070472, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3431 + ... + 20618.

Almost surely, 2^206677106 is an apocalyptic number.

206677106 is a deficient number, since it is larger than the sum of its proper divisors (103423594).

206677106 is a wasteful number, since it uses less digits than its factorization.

206677106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28348.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 206677106 is about 14376.2688483487. The cubic root of 206677106 is about 591.2404296210.

The spelling of 206677106 in words is "two hundred six million, six hundred seventy-seven thousand, one hundred six".