992003 has 8 divisors (see below), whose sum is σ = 1041600. Its totient is φ = 943488.

The previous prime is 991999. The next prime is 992011. The reversal of 992003 is 300299.

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

It is a cyclic number.

It is not a de Polignac number, because 992003 - 2² = 991999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 992003.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 992003.

It is not an unprimeable number, because it can be changed into a prime (992023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2075 + ... + 2507.

It is an arithmetic number, because the mean of its divisors is an integer number (130200).

2⁹⁹²⁰⁰³ is an apocalyptic number.

992003 is a deficient number, since it is larger than the sum of its proper divisors (49597).

992003 is a wasteful number, since it uses less digits than its factorization.

992003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541.

The product of its (nonzero) digits is 486, while the sum is 23.

The square root of 992003 is about 995.9934738742. The cubic root of 992003 is about 99.7327195816.

The spelling of 992003 in words is "nine hundred ninety-two thousand, three".