205535052 has 18 divisors (see below), whose sum is σ = 519547028. Its totient is φ = 68511672.

The previous prime is 205535051. The next prime is 205535059. The reversal of 205535052 is 250535502.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (205535051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2854618 + ... + 2854689.

Almost surely, 2^205535052 is an apocalyptic number.

It is an amenable number.

205535052 is an abundant number, since it is smaller than the sum of its proper divisors (314011976).

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

205535052 is a wasteful number, since it uses less digits than its factorization.

205535052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5709317 (or 5709312 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 27.

The square root of 205535052 is about 14336.4937135968. The cubic root of 205535052 is about 590.1493943241.

The spelling of 205535052 in words is "two hundred five million, five hundred thirty-five thousand, fifty-two".