304142333 has 12 divisors (see below), whose sum is σ = 345093504. Its totient is φ = 267570600.

The previous prime is 304142303. The next prime is 304142353. The reversal of 304142333 is 333241403.

It is not a de Polignac number, because 304142333 - 2⁶ = 304142269 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 304142299 and 304142308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304142303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36791 + ... + 44292.

It is an arithmetic number, because the mean of its divisors is an integer number (28757792).

Almost surely, 2^304142333 is an apocalyptic number.

It is an amenable number.

304142333 is a deficient number, since it is larger than the sum of its proper divisors (40951171).

304142333 is a wasteful number, since it uses less digits than its factorization.

304142333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81136 (or 81125 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 304142333 is about 17439.6769752195. The cubic root of 304142333 is about 672.5000035931.

Adding to 304142333 its reverse (333241403), we get a palindrome (637383736).

The spelling of 304142333 in words is "three hundred four million, one hundred forty-two thousand, three hundred thirty-three".