306603434 has 4 divisors (see below), whose sum is σ = 459905154. Its totient is φ = 153301716.

The previous prime is 306603391. The next prime is 306603443. The reversal of 306603434 is 434306603.

306603434 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, and also an emirpimes, since its reverse is a distinct semiprime: 434306603 = 1487 ⋅292069.

It can be written as a sum of positive squares in only one way, i.e., 295943209 + 10660225 = 17203^2 + 3265^2 .

It is a junction number, because it is equal to n+sod(n) for n = 306603397 and 306603406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76650857 + ... + 76650860.

Almost surely, 2^306603434 is an apocalyptic number.

306603434 is a deficient number, since it is larger than the sum of its proper divisors (153301720).

306603434 is a wasteful number, since it uses less digits than its factorization.

306603434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153301719.

The product of its (nonzero) digits is 15552, while the sum is 29.

The square root of 306603434 is about 17510.0952024825. The cubic root of 306603434 is about 674.3090755499.

The spelling of 306603434 in words is "three hundred six million, six hundred three thousand, four hundred thirty-four".