340034434 has 8 divisors (see below), whose sum is σ = 510427260. Its totient is φ = 169892016.

The previous prime is 340034417. The next prime is 340034437. The reversal of 340034434 is 434430043.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 299393809 + 40640625 = 17303^2 + 6375^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 340034399 and 340034408.

It is not an unprimeable number, because it can be changed into a prime (340034437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59169 + ... + 64660.

Almost surely, 2^340034434 is an apocalyptic number.

340034434 is a deficient number, since it is larger than the sum of its proper divisors (170392826).

340034434 is a wasteful number, since it uses less digits than its factorization.

340034434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125204.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 340034434 is about 18440.0226138690. The cubic root of 340034434 is about 697.9767659746.

Adding to 340034434 its reverse (434430043), we get a palindrome (774464477).

The spelling of 340034434 in words is "three hundred forty million, thirty-four thousand, four hundred thirty-four".