200056556 has 48 divisors (see below), whose sum is σ = 411614784. Its totient is φ = 83306496.

The previous prime is 200056543. The next prime is 200056559. The reversal of 200056556 is 655650002.

200056556 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×200056556² = 80045251197162272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200056559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167096 + ... + 168288.

It is an arithmetic number, because the mean of its divisors is an integer number (8575308).

Almost surely, 2^200056556 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 200056556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205807392).

200056556 is an abundant number, since it is smaller than the sum of its proper divisors (211558228).

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

200056556 is a wasteful number, since it uses less digits than its factorization.

200056556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1370 (or 1368 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 200056556 is about 14144.1350389481. The cubic root of 200056556 is about 584.8586660298.

The spelling of 200056556 in words is "two hundred million, fifty-six thousand, five hundred fifty-six".