205962668 has 6 divisors (see below), whose sum is σ = 360434676. Its totient is φ = 102981332.

The previous prime is 205962629. The next prime is 205962671. The reversal of 205962668 is 866269502.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25745330 + ... + 25745337.

It is an arithmetic number, because the mean of its divisors is an integer number (60072446).

Almost surely, 2^205962668 is an apocalyptic number.

It is an amenable number.

205962668 is a deficient number, since it is larger than the sum of its proper divisors (154472008).

205962668 is a wasteful number, since it uses less digits than its factorization.

205962668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51490671 (or 51490669 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 44.

The square root of 205962668 is about 14351.3995136363. The cubic root of 205962668 is about 590.5583797388.

The spelling of 205962668 in words is "two hundred five million, nine hundred sixty-two thousand, six hundred sixty-eight".