1066003200 has 432 divisors, whose sum is σ = 4055296000. Its totient is φ = 273715200.

The previous prime is 1066003177. The next prime is 1066003201. The reversal of 1066003200 is 23006601.

It is a happy number.

1066003200 is a `hidden beast` number, since 1 + 0 + 660 + 0 + 3 + 2 + 0 + 0 = 666.

1066003200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (432).

It is a super-2 number, since 2×1066003200² = 2272725644820480000, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066003201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5356701 + ... + 5356899.

Almost surely, 2^1066003200 is an apocalyptic number.

1066003200 is a gapful number since it is divisible by the number (10) 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 1066003200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2027648000).

1066003200 is an abundant number, since it is smaller than the sum of its proper divisors (2989292800).

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

1066003200 is a wasteful number, since it uses less digits than its factorization.

1066003200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265 (or 240 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1066003200 is about 32649.7044397036. The cubic root of 1066003200 is about 1021.5340239357.

Adding to 1066003200 its reverse (23006601), we get a palindrome (1089009801).

The spelling of 1066003200 in words is "one billion, sixty-six million, three thousand, two hundred".