2873803 has 4 divisors (see below), whose sum is σ = 2901808. Its totient is φ = 2845800.

The previous prime is 2873797. The next prime is 2873809. The reversal of 2873803 is 3083782.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2873797) and next prime (2873809).

It is a cyclic number.

It is not a de Polignac number, because 2873803 - 2²¹ = 776651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2873809) 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, 13848 + ... + 14053.

It is an arithmetic number, because the mean of its divisors is an integer number (725452).

2^2873803 is an apocalyptic number.

2873803 is a deficient number, since it is larger than the sum of its proper divisors (28005).

2873803 is a wasteful number, since it uses less digits than its factorization.

2873803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28004.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 2873803 is about 1695.2294829904. The cubic root of 2873803 is about 142.1736122893.

The spelling of 2873803 in words is "two million, eight hundred seventy-three thousand, eight hundred three".