2066667084 has 144 divisors (see below), whose sum is σ = 5661085248. Its totient is φ = 633360384.

The previous prime is 2066667041. The next prime is 2066667089. The reversal of 2066667084 is 4807666602.

It is a super-2 number, since 2×2066667084² = 8542225672178126112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2066667089) 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, 7460754 + ... + 7461030.

It is an arithmetic number, because the mean of its divisors is an integer number (39313092).

Almost surely, 2^2066667084 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 2066667084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2830542624).

2066667084 is an abundant number, since it is smaller than the sum of its proper divisors (3594418164).

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

2066667084 is a wasteful number, since it uses less digits than its factorization.

2066667084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544 (or 539 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The square root of 2066667084 is about 45460.6102466740. The cubic root of 2066667084 is about 1273.7675305950.

The spelling of 2066667084 in words is "two billion, sixty-six million, six hundred sixty-seven thousand, eighty-four".