20066200 has 96 divisors (see below), whose sum is σ = 58210560. Its totient is φ = 6249600.

The previous prime is 20066197. The next prime is 20066243. The reversal of 20066200 is 266002.

It is a congruent number.

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, 14749 + ... + 16051.

It is an arithmetic number, because the mean of its divisors is an integer number (606360).

Almost surely, 2^20066200 is an apocalyptic number.

20066200 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 20066200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29105280).

20066200 is an abundant number, since it is smaller than the sum of its proper divisors (38144360).

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

20066200 is a wasteful number, since it uses less digits than its factorization.

20066200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337 (or 1328 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 20066200 is about 4479.5312254744. The cubic root of 20066200 is about 271.7409225714.

The spelling of 20066200 in words is "twenty million, sixty-six thousand, two hundred".