2093808 has 40 divisors (see below), whose sum is σ = 5461456. Its totient is φ = 691200.

The previous prime is 2093807. The next prime is 2093813. The reversal of 2093808 is 8083902.

It is a Cunningham number, because it is equal to 1447²-1.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2093801) 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, 8568 + ... + 8808.

2^2093808 is an apocalyptic number.

It is an amenable number.

2093808 is an abundant number, since it is smaller than the sum of its proper divisors (3367648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2093808 is a wasteful number, since it uses less digits than its factorization.

2093808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433 (or 427 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 2093808 is about 1446.9996544575. Note that the first 3 decimals coincide. The cubic root of 2093808 is about 127.9319299528.

The spelling of 2093808 in words is "two million, ninety-three thousand, eight hundred eight".