205928102 has 8 divisors (see below), whose sum is σ = 318856512. Its totient is φ = 99642600.

The previous prime is 205928081. The next prime is 205928143. The reversal of 205928102 is 201829502.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1660649 + ... + 1660772.

It is an arithmetic number, because the mean of its divisors is an integer number (39857064).

Almost surely, 2^205928102 is an apocalyptic number.

205928102 is a deficient number, since it is larger than the sum of its proper divisors (112928410).

205928102 is a wasteful number, since it uses less digits than its factorization.

205928102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3321454.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 205928102 is about 14350.1951903101. The cubic root of 205928102 is about 590.5253407692.

The spelling of 205928102 in words is "two hundred five million, nine hundred twenty-eight thousand, one hundred two".