298003 has 4 divisors (see below), whose sum is σ = 307648. Its totient is φ = 288360.

The previous prime is 297991. The next prime is 298013. The reversal of 298003 is 300892.

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

It is a cyclic number.

It is not a de Polignac number, because 298003 - 2⁵ = 297971 is a prime.

It is a Duffinian number.

298003 is a lucky number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (298013) 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 3 ways as a sum of consecutive naturals, for example, 4776 + ... + 4837.

It is an arithmetic number, because the mean of its divisors is an integer number (76912).

2²⁹⁸⁰⁰³ is an apocalyptic number.

298003 is a deficient number, since it is larger than the sum of its proper divisors (9645).

298003 is an equidigital number, since it uses as much as digits as its factorization.

298003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9644.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 298003 is about 545.8965103387. The cubic root of 298003 is about 66.7944244573.

Adding to 298003 its reverse (300892), we get a palindrome (598895).

The spelling of 298003 in words is "two hundred ninety-eight thousand, three".