2167001 has 8 divisors (see below), whose sum is σ = 2217984. Its totient is φ = 2116800.

The previous prime is 2166977. The next prime is 2167003. The reversal of 2167001 is 1007612.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2167001 - 2⁶ = 2166937 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2167003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14276 + ... + 14426.

It is an arithmetic number, because the mean of its divisors is an integer number (277248).

2^2167001 is an apocalyptic number.

It is an amenable number.

2167001 is a deficient number, since it is larger than the sum of its proper divisors (50983).

2167001 is a wasteful number, since it uses less digits than its factorization.

2167001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391.

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 2167001 is about 1472.0737073938. The cubic root of 2167001 is about 129.4055900190.

The spelling of 2167001 in words is "two million, one hundred sixty-seven thousand, one".