302304223 has 4 divisors (see below), whose sum is σ = 325558408. Its totient is φ = 279050040.

The previous prime is 302304187. The next prime is 302304229. The reversal of 302304223 is 322403203.

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 302304223 - 2⁹ = 302303711 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 302304223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (302304229) 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, 11627073 + ... + 11627098.

It is an arithmetic number, because the mean of its divisors is an integer number (81389602).

Almost surely, 2^302304223 is an apocalyptic number.

302304223 is a deficient number, since it is larger than the sum of its proper divisors (23254185).

302304223 is a wasteful number, since it uses less digits than its factorization.

302304223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23254184.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 302304223 is about 17386.8980269627. The cubic root of 302304223 is about 671.1424948887.

Adding to 302304223 its reverse (322403203), we get a palindrome (624707426).

It can be divided in two parts, 30230 and 4223, that added together give a triangular number (34453 = T₂₆₂).

The spelling of 302304223 in words is "three hundred two million, three hundred four thousand, two hundred twenty-three".