2001927 has 4 divisors (see below), whose sum is σ = 2669240. Its totient is φ = 1334616.

The previous prime is 2001919. The next prime is 2001953. The reversal of 2001927 is 7291002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2001927 - 2³ = 2001919 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333652 + ... + 333657.

It is an arithmetic number, because the mean of its divisors is an integer number (667310).

2^2001927 is an apocalyptic number.

2001927 is a deficient number, since it is larger than the sum of its proper divisors (667313).

2001927 is an equidigital number, since it uses as much as digits as its factorization.

2001927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667312.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 2001927 is about 1414.8946957283. The cubic root of 2001927 is about 126.0325564650.

Adding to 2001927 its reverse (7291002), we get a palindrome (9292929).

The spelling of 2001927 in words is "two million, one thousand, nine hundred twenty-seven".