803973 has 8 divisors (see below), whose sum is σ = 1101088. Its totient is φ = 521424.

The previous prime is 803963. The next prime is 803977. The reversal of 803973 is 379308.

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

It is not a de Polignac number, because 803973 - 2⁸ = 803717 is a prime.

It is a Duffinian number.

803973 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 803973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (803977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3511 + ... + 3732.

It is an arithmetic number, because the mean of its divisors is an integer number (137636).

2⁸⁰³⁹⁷³ is an apocalyptic number.

It is an amenable number.

803973 is a deficient number, since it is larger than the sum of its proper divisors (297115).

803973 is a wasteful number, since it uses less digits than its factorization.

803973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7283.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 803973 is about 896.6454148659. The cubic root of 803973 is about 92.9851982455.

The spelling of 803973 in words is "eight hundred three thousand, nine hundred seventy-three".