2041808 has 20 divisors (see below), whose sum is σ = 4064100. Its totient is φ = 993024.

The previous prime is 2041807. The next prime is 2041811. The reversal of 2041808 is 8081402.

It can be written as a sum of positive squares in 2 ways, for example, as 760384 + 1281424 = 872^2 + 1132^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2041807) 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, 1133 + ... + 2316.

It is an arithmetic number, because the mean of its divisors is an integer number (203205).

2^2041808 is an apocalyptic number.

It is an amenable number.

2041808 is a deficient number, since it is larger than the sum of its proper divisors (2022292).

2041808 is a wasteful number, since it uses less digits than its factorization.

2041808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3494 (or 3488 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

The square root of 2041808 is about 1428.9184721320. The cubic root of 2041808 is about 126.8639707465.

The spelling of 2041808 in words is "two million, forty-one thousand, eight hundred eight".