34047434 has 4 divisors (see below), whose sum is σ = 51071154. Its totient is φ = 17023716.

The previous prime is 34047427. The next prime is 34047439. The reversal of 34047434 is 43474043.

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

It can be written as a sum of positive squares in only one way, i.e., 33605209 + 442225 = 5797^2 + 665^2 .

It is a junction number, because it is equal to n+sod(n) for n = 34047397 and 34047406.

It is not an unprimeable number, because it can be changed into a prime (34047439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8511857 + ... + 8511860.

Almost surely, 2^34047434 is an apocalyptic number.

34047434 is a deficient number, since it is larger than the sum of its proper divisors (17023720).

34047434 is a wasteful number, since it uses less digits than its factorization.

34047434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17023719.

The product of its (nonzero) digits is 16128, while the sum is 29.

The square root of 34047434 is about 5835.0179091413. The cubic root of 34047434 is about 324.1117647748. Note that the first 3 decimals are identical.

It can be divided in two parts, 340 and 47434, that added together give a palindrome (47774).

The spelling of 34047434 in words is "thirty-four million, forty-seven thousand, four hundred thirty-four".