4066820200 has 24 divisors (see below), whose sum is σ = 9455357430. Its totient is φ = 1626728000.

The previous prime is 4066820137. The next prime is 4066820207. The reversal of 4066820200 is 20286604.

It can be written as a sum of positive squares in 3 ways, for example, as 3188409156 + 878411044 = 56466^2 + 29638^2 .

It is not an unprimeable number, because it can be changed into a prime (4066820207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10166851 + ... + 10167250.

Almost surely, 2^4066820200 is an apocalyptic number.

4066820200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4066820200 is an abundant number, since it is smaller than the sum of its proper divisors (5388537230).

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

4066820200 is a wasteful number, since it uses less digits than its factorization.

4066820200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20334117 (or 20334108 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 4066820200 is about 63771.6253517189. The cubic root of 4066820200 is about 1596.1914885935.

The spelling of 4066820200 in words is "four billion, sixty-six million, eight hundred twenty thousand, two hundred".