200564620 has 48 divisors (see below), whose sum is σ = 433506528. Its totient is φ = 77898240.

The previous prime is 200564591. The next prime is 200564641. The reversal of 200564620 is 26465002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226699 + ... + 227581.

It is an arithmetic number, because the mean of its divisors is an integer number (9031386).

Almost surely, 2^200564620 is an apocalyptic number.

200564620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200564620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (216753264).

200564620 is an abundant number, since it is smaller than the sum of its proper divisors (232941908).

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

200564620 is a wasteful number, since it uses less digits than its factorization.

200564620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210 (or 1208 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 200564620 is about 14162.0838862083. The cubic root of 200564620 is about 585.3533502159.

The spelling of 200564620 in words is "two hundred million, five hundred sixty-four thousand, six hundred twenty".