204564132 has 36 divisors (see below), whose sum is σ = 524816656. Its totient is φ = 67169520.

The previous prime is 204564121. The next prime is 204564149. The reversal of 204564132 is 231465402.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 204564096 and 204564105.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39994 + ... + 44817.

Almost surely, 2^204564132 is an apocalyptic number.

It is an amenable number.

204564132 is an abundant number, since it is smaller than the sum of its proper divisors (320252524).

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

204564132 is a wasteful number, since it uses less digits than its factorization.

204564132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84888 (or 84883 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 204564132 is about 14302.5917930982. The cubic root of 204564132 is about 589.2186650577.

The spelling of 204564132 in words is "two hundred four million, five hundred sixty-four thousand, one hundred thirty-two".