205795194 has 64 divisors (see below), whose sum is σ = 489024000. Its totient is φ = 57032640.

The previous prime is 205795193. The next prime is 205795243. The reversal of 205795194 is 491597502.

205795194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (205795193) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33537 + ... + 39195.

It is an arithmetic number, because the mean of its divisors is an integer number (7641000).

Almost surely, 2^205795194 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 205795194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (244512000).

205795194 is an abundant number, since it is smaller than the sum of its proper divisors (283228806).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

205795194 is a wasteful number, since it uses less digits than its factorization.

205795194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5723.

The product of its (nonzero) digits is 113400, while the sum is 42.

The square root of 205795194 is about 14345.5635650887. The cubic root of 205795194 is about 590.3982698281.

The spelling of 205795194 in words is "two hundred five million, seven hundred ninety-five thousand, one hundred ninety-four".