200561328 has 120 divisors (see below), whose sum is σ = 624134160. Its totient is φ = 59604480.

The previous prime is 200561239. The next prime is 200561341. The reversal of 200561328 is 823165002.

200561328 is a `hidden beast` number, since 20 + 0 + 5 + 613 + 28 = 666.

200561328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82758 + ... + 85146.

It is an arithmetic number, because the mean of its divisors is an integer number (5201118).

Almost surely, 2^200561328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200561328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312067080).

200561328 is an abundant number, since it is smaller than the sum of its proper divisors (423572832).

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

200561328 is a wasteful number, since it uses less digits than its factorization.

200561328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2467 (or 2458 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 200561328 is about 14161.9676598981. The cubic root of 200561328 is about 585.3501476009.

The spelling of 200561328 in words is "two hundred million, five hundred sixty-one thousand, three hundred twenty-eight".