306133342 has 4 divisors (see below), whose sum is σ = 459200016. Its totient is φ = 153066670.

The previous prime is 306133337. The next prime is 306133349. The reversal of 306133342 is 243331603.

306133342 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (306133349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76533334 + ... + 76533337.

It is an arithmetic number, because the mean of its divisors is an integer number (114800004).

Almost surely, 2^306133342 is an apocalyptic number.

306133342 is a deficient number, since it is larger than the sum of its proper divisors (153066674).

306133342 is a wasteful number, since it uses less digits than its factorization.

306133342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153066673.

The product of its (nonzero) digits is 3888, while the sum is 25.

The square root of 306133342 is about 17496.6665968121. Note that the first 3 decimals coincide. The cubic root of 306133342 is about 673.9642767977.

Adding to 306133342 its reverse (243331603), we get a palindrome (549464945).

The spelling of 306133342 in words is "three hundred six million, one hundred thirty-three thousand, three hundred forty-two".