2010001 has 8 divisors (see below), whose sum is σ = 2320704. Its totient is φ = 1705200.

The previous prime is 2009999. The next prime is 2010017. The reversal of 2010001 is 1000102.

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

It is not a de Polignac number, because 2010001 - 2¹ = 2009999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2010031) 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, 715 + ... + 2128.

It is an arithmetic number, because the mean of its divisors is an integer number (290088).

2^2010001 is an apocalyptic number.

It is an amenable number.

2010001 is a deficient number, since it is larger than the sum of its proper divisors (310703).

2010001 is a wasteful number, since it uses less digits than its factorization.

2010001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2951.

The product of its (nonzero) digits is 2, while the sum is 4.

The square root of 2010001 is about 1417.7450405485. The cubic root of 2010001 is about 126.2017637510.

Adding to 2010001 its reverse (1000102), we get a palindrome (3010103).

Multiplying 2010001 by its reverse (1000102), we get a palindrome (2010206020102).

The spelling of 2010001 in words is "two million, ten thousand, one".