2023803 has 12 divisors (see below), whose sum is σ = 2951520. Its totient is φ = 1336176.

The previous prime is 2023783. The next prime is 2023811. The reversal of 2023803 is 3083202.

It is not a de Polignac number, because 2023803 - 2⁸ = 2023547 is a prime.

2023803 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2023843) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51 + ... + 2012.

It is an arithmetic number, because the mean of its divisors is an integer number (245960).

2^2023803 is an apocalyptic number.

2023803 is a deficient number, since it is larger than the sum of its proper divisors (927717).

2023803 is a wasteful number, since it uses less digits than its factorization.

2023803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2178 (or 2175 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2023803 is about 1422.6043019758. The cubic root of 2023803 is about 126.4899667609.

It can be divided in two parts, 202 and 3803, that added together give a triangular number (4005 = T₈₉).

The spelling of 2023803 in words is "two million, twenty-three thousand, eight hundred three".