304213323 has 8 divisors (see below), whose sum is σ = 418702336. Its totient is φ = 196266600.

The previous prime is 304213321. The next prime is 304213331. The reversal of 304213323 is 323312403.

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

It is not a de Polignac number, because 304213323 - 2¹ = 304213321 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 304213323.

It is not an unprimeable number, because it can be changed into a prime (304213321) 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, 1635463 + ... + 1635648.

It is an arithmetic number, because the mean of its divisors is an integer number (52337792).

Almost surely, 2^304213323 is an apocalyptic number.

304213323 is a deficient number, since it is larger than the sum of its proper divisors (114489013).

304213323 is a wasteful number, since it uses less digits than its factorization.

304213323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3271145.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 304213323 is about 17441.7121579276. The cubic root of 304213323 is about 672.5523223664.

Adding to 304213323 its reverse (323312403), we get a palindrome (627525726).

The spelling of 304213323 in words is "three hundred four million, two hundred thirteen thousand, three hundred twenty-three".