2001879 has 24 divisors (see below), whose sum is σ = 3209232. Its totient is φ = 1192320.

The previous prime is 2001847. The next prime is 2001911. The reversal of 2001879 is 9781002.

It is an interprime number because it is at equal distance from previous prime (2001847) and next prime (2001911).

It is not a de Polignac number, because 2001879 - 2⁵ = 2001847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001809) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7089 + ... + 7365.

It is an arithmetic number, because the mean of its divisors is an integer number (133718).

2^2001879 is an apocalyptic number.

2001879 is a deficient number, since it is larger than the sum of its proper divisors (1207353).

2001879 is a wasteful number, since it uses less digits than its factorization.

2001879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367 (or 364 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 2001879 is about 1414.8777332335. The cubic root of 2001879 is about 126.0315491670.

The spelling of 2001879 in words is "two million, one thousand, eight hundred seventy-nine".