342431434 has 8 divisors (see below), whose sum is σ = 513729828. Its totient is φ = 171188160.

The previous prime is 342431423. The next prime is 342431443. The reversal of 342431434 is 434134243.

It can be written as a sum of positive squares in 2 ways, for example, as 340513209 + 1918225 = 18453^2 + 1385^2 .

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

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 in 3 ways as a sum of consecutive naturals, for example, 9874 + ... + 27970.

Almost surely, 2^342431434 is an apocalyptic number.

342431434 is a deficient number, since it is larger than the sum of its proper divisors (171298394).

342431434 is a wasteful number, since it uses less digits than its factorization.

342431434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27560.

The product of its digits is 13824, while the sum is 28.

The square root of 342431434 is about 18504.9029719153. The cubic root of 342431434 is about 699.6130064991.

Adding to 342431434 its reverse (434134243), we get a palindrome (776565677).

The spelling of 342431434 in words is "three hundred forty-two million, four hundred thirty-one thousand, four hundred thirty-four".