2803973 has 4 divisors (see below), whose sum is σ = 2863680. Its totient is φ = 2744268.

The previous prime is 2803967. The next prime is 2803991. The reversal of 2803973 is 3793082.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2803973 - 2⁶ = 2803909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2803903) 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, 29783 + ... + 29876.

It is an arithmetic number, because the mean of its divisors is an integer number (715920).

2^2803973 is an apocalyptic number.

It is an amenable number.

2803973 is a deficient number, since it is larger than the sum of its proper divisors (59707).

2803973 is an equidigital number, since it uses as much as digits as its factorization.

2803973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59706.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 2803973 is about 1674.5067930588. The cubic root of 2803973 is about 141.0126072258.

The spelling of 2803973 in words is "two million, eight hundred three thousand, nine hundred seventy-three".