4005066 has 16 divisors (see below), whose sum is σ = 8626464. Its totient is φ = 1232304.

The previous prime is 4005049. The next prime is 4005091. The reversal of 4005066 is 6605004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25596 + ... + 25751.

It is an arithmetic number, because the mean of its divisors is an integer number (539154).

Almost surely, 2^4005066 is an apocalyptic number.

4005066 is an abundant number, since it is smaller than the sum of its proper divisors (4621398).

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

4005066 is a wasteful number, since it uses less digits than its factorization.

4005066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51365.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 4005066 is about 2001.2660992482. The cubic root of 4005066 is about 158.8070917064.

The spelling of 4005066 in words is "four million, five thousand, sixty-six".