205889232 has 40 divisors (see below), whose sum is σ = 540902880. Its totient is φ = 67465600.

The previous prime is 205889221. The next prime is 205889239. The reversal of 205889232 is 232988502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205889239) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 33519 + ... + 39182.

It is an arithmetic number, because the mean of its divisors is an integer number (13522572).

Almost surely, 2^205889232 is an apocalyptic number.

It is an amenable number.

205889232 is an abundant number, since it is smaller than the sum of its proper divisors (335013648).

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

205889232 is a wasteful number, since it uses less digits than its factorization.

205889232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72771 (or 72765 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 205889232 is about 14348.8407894157. The cubic root of 205889232 is about 590.4881835217.

The spelling of 205889232 in words is "two hundred five million, eight hundred eighty-nine thousand, two hundred thirty-two".