2041999 has 4 divisors (see below), whose sum is σ = 2048200. Its totient is φ = 2035800.

The previous prime is 2041997. The next prime is 2042017. The reversal of 2041999 is 9991402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9991402 = 2 ⋅4995701.

It is a cyclic number.

It is not a de Polignac number, because 2041999 - 2¹ = 2041997 is a prime.

It is a Duffinian number.

2041999 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2041997) 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, 2577 + ... + 3274.

It is an arithmetic number, because the mean of its divisors is an integer number (512050).

2^2041999 is an apocalyptic number.

2041999 is a deficient number, since it is larger than the sum of its proper divisors (6201).

2041999 is an equidigital number, since it uses as much as digits as its factorization.

2041999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6200.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 2041999 is about 1428.9853043331. The cubic root of 2041999 is about 126.8679264339.

The spelling of 2041999 in words is "two million, forty-one thousand, nine hundred ninety-nine".