16005066 has 80 divisors (see below), whose sum is σ = 41141088. Its totient is φ = 4116000.

The previous prime is 16005043. The next prime is 16005091. The reversal of 16005066 is 66050061.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 158416 + ... + 158516.

Almost surely, 2^16005066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16005066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20570544).

16005066 is an abundant number, since it is smaller than the sum of its proper divisors (25136022).

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

16005066 is a wasteful number, since it uses less digits than its factorization.

16005066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145 (or 124 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 16005066 is about 4000.6331998822. The cubic root of 16005066 is about 252.0108020061.

It can be divided in two parts, 1600 and 5066, that added together give a palindrome (6666).

The spelling of 16005066 in words is "sixteen million, five thousand, sixty-six".