4166001 has 24 divisors (see below), whose sum is σ = 6963840. Its totient is φ = 2350656.

The previous prime is 4165999. The next prime is 4166011. The reversal of 4166001 is 1006614.

4166001 is a `hidden beast` number, since 4 + 1 + 660 + 0 + 1 = 666.

It is not a de Polignac number, because 4166001 - 2¹ = 4165999 is a prime.

4166001 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4166011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5236 + ... + 5978.

It is an arithmetic number, because the mean of its divisors is an integer number (290160).

Almost surely, 2^4166001 is an apocalyptic number.

It is an amenable number.

4166001 is a deficient number, since it is larger than the sum of its proper divisors (2797839).

4166001 is a wasteful number, since it uses less digits than its factorization.

4166001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845 (or 842 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 4166001 is about 2041.0783914392. The cubic root of 4166001 is about 160.9063277232.

The spelling of 4166001 in words is "four million, one hundred sixty-six thousand, one".