205764132 has 36 divisors (see below), whose sum is σ = 558504240. Its totient is φ = 58789584.

The previous prime is 205764127. The next prime is 205764133. The reversal of 205764132 is 231467502.

205764132 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

205764132 is strictly pandigital in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 205764132.

It is not an unprimeable number, because it can be changed into a prime (205764133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174382 + ... + 175557.

Almost surely, 2^205764132 is an apocalyptic number.

It is an amenable number.

205764132 is an abundant number, since it is smaller than the sum of its proper divisors (352740108).

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

205764132 is a wasteful number, since it uses less digits than its factorization.

205764132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349960 (or 349951 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 205764132 is about 14344.4808898754. The cubic root of 205764132 is about 590.3685641233.

The spelling of 205764132 in words is "two hundred five million, seven hundred sixty-four thousand, one hundred thirty-two".