206463268 has 36 divisors (see below), whose sum is σ = 401689260. Its totient is φ = 92773120.

The previous prime is 206463211. The next prime is 206463277. The reversal of 206463268 is 862364602.

It can be written as a sum of positive squares in 2 ways, for example, as 111049444 + 95413824 = 10538^2 + 9768^2 .

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 11 ways as a sum of consecutive naturals, for example, 40680 + ... + 45472.

It is an arithmetic number, because the mean of its divisors is an integer number (11158035).

Almost surely, 2^206463268 is an apocalyptic number.

It is an amenable number.

206463268 is a deficient number, since it is larger than the sum of its proper divisors (195225992).

206463268 is a wasteful number, since it uses less digits than its factorization.

206463268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4908 (or 4895 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 37.

The square root of 206463268 is about 14368.8297366209. The cubic root of 206463268 is about 591.0364507319.

The spelling of 206463268 in words is "two hundred six million, four hundred sixty-three thousand, two hundred sixty-eight".