2003798 has 8 divisors (see below), whose sum is σ = 3069792. Its totient is φ = 980536.

The previous prime is 2003767. The next prime is 2003801. The reversal of 2003798 is 8973002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2003798.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10565 + ... + 10752.

It is an arithmetic number, because the mean of its divisors is an integer number (383724).

2^2003798 is an apocalyptic number.

2003798 is a deficient number, since it is larger than the sum of its proper divisors (1065994).

2003798 is a wasteful number, since it uses less digits than its factorization.

2003798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21366.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 2003798 is about 1415.5557212629. Note that the first 3 decimals coincide. The cubic root of 2003798 is about 126.0718075615.

The spelling of 2003798 in words is "two million, three thousand, seven hundred ninety-eight".