2200660200 has 144 divisors (see below), whose sum is σ = 7825397580. Its totient is φ = 552314880.

The previous prime is 2200660169. The next prime is 2200660201. The reversal of 2200660200 is 20660022.

2200660200 is a `hidden beast` number, since 2 + 2 + 0 + 0 + 660 + 2 + 0 + 0 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 856264644 + 1344395556 = 29262^2 + 36666^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2200660201) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5359 + ... + 66558.

Almost surely, 2^2200660200 is an apocalyptic number.

2200660200 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 2200660200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3912698790).

2200660200 is an abundant number, since it is smaller than the sum of its proper divisors (5624737380).

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

2200660200 is a wasteful number, since it uses less digits than its factorization.

2200660200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71956 (or 71944 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2200660200 is about 46911.1948259688. The cubic root of 2200660200 is about 1300.7215323963.

The spelling of 2200660200 in words is "two billion, two hundred million, six hundred sixty thousand, two hundred".