304321226 has 16 divisors (see below), whose sum is σ = 511440480. Its totient is φ = 134588880.

The previous prime is 304321223. The next prime is 304321231. The reversal of 304321226 is 622123403.

304321226 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×304321226² = 185222817188286152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (304321223) 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, 186116 + ... + 187743.

It is an arithmetic number, because the mean of its divisors is an integer number (31965030).

Almost surely, 2^304321226 is an apocalyptic number.

304321226 is a deficient number, since it is larger than the sum of its proper divisors (207119254).

304321226 is a wasteful number, since it uses less digits than its factorization.

304321226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373909.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 304321226 is about 17444.8051293215. The cubic root of 304321226 is about 672.6318299897.

Adding to 304321226 its reverse (622123403), we get a palindrome (926444629).

The spelling of 304321226 in words is "three hundred four million, three hundred twenty-one thousand, two hundred twenty-six".