302243 has 8 divisors (see below), whose sum is σ = 334368. Its totient is φ = 271744.

The previous prime is 302227. The next prime is 302261. The reversal of 302243 is 342203.

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 302243 - 2⁴ = 302227 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (302213) 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, 5 + ... + 777.

It is an arithmetic number, because the mean of its divisors is an integer number (41796).

2³⁰²²⁴³ is an apocalyptic number.

302243 is a deficient number, since it is larger than the sum of its proper divisors (32125).

302243 is a wasteful number, since it uses less digits than its factorization.

302243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 302243 is about 549.7663139917. The cubic root of 302243 is about 67.1097184979.

Adding to 302243 its reverse (342203), we get a palindrome (644446).

It can be divided in two parts, 302 and 243, that added together give a palindrome (545).

The spelling of 302243 in words is "three hundred two thousand, two hundred forty-three", and thus it is an iban number.