30734074 has 12 divisors (see below), whose sum is σ = 53627994. Its totient is φ = 13171704.

The previous prime is 30734071. The next prime is 30734089. The reversal of 30734074 is 47043703.

It can be written as a sum of positive squares in only one way, i.e., 18533025 + 12201049 = 4305^2 + 3493^2 .

It is not an unprimeable number, because it can be changed into a prime (30734071) 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 in 5 ways as a sum of consecutive naturals, for example, 156709 + ... + 156904.

Almost surely, 2^30734074 is an apocalyptic number.

30734074 is a deficient number, since it is larger than the sum of its proper divisors (22893920).

30734074 is a wasteful number, since it uses less digits than its factorization.

30734074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313629 (or 313622 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 28.

The square root of 30734074 is about 5543.8320681637. The cubic root of 30734074 is about 313.2372319838.

Adding to 30734074 its reverse (47043703), we get a palindrome (77777777).

The spelling of 30734074 in words is "thirty million, seven hundred thirty-four thousand, seventy-four".