1066846228 has 36 divisors (see below), whose sum is σ = 2188945920. Its totient is φ = 453609072.

The previous prime is 1066846223. The next prime is 1066846259. The reversal of 1066846228 is 8226486601.

1066846228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1066846228² = 2276321748395655968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066846223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3463 + ... + 46321.

Almost surely, 2^1066846228 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 1066846228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1094472960).

1066846228 is an abundant number, since it is smaller than the sum of its proper divisors (1122099692).

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

1066846228 is a wasteful number, since it uses less digits than its factorization.

1066846228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43004 (or 42995 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 43.

The square root of 1066846228 is about 32662.6120817059. The cubic root of 1066846228 is about 1021.8032397843.

The spelling of 1066846228 in words is "one billion, sixty-six million, eight hundred forty-six thousand, two hundred twenty-eight".