206201648 has 10 divisors (see below), whose sum is σ = 399515724. Its totient is φ = 103100816.

The previous prime is 206201591. The next prime is 206201651. The reversal of 206201648 is 846102602.

It is a self number, because there is not a number n which added to its sum of digits gives 206201648.

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 as a sum of consecutive naturals, namely, 6443786 + ... + 6443817.

Almost surely, 2^206201648 is an apocalyptic number.

It is an amenable number.

206201648 is a deficient number, since it is larger than the sum of its proper divisors (193314076).

206201648 is a wasteful number, since it uses less digits than its factorization.

206201648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12887611 (or 12887605 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 206201648 is about 14359.7231171078. The cubic root of 206201648 is about 590.7867011992.

The spelling of 206201648 in words is "two hundred six million, two hundred one thousand, six hundred forty-eight".