342328434 has 64 divisors (see below), whose sum is σ = 843816960. Its totient is φ = 90391680.

The previous prime is 342328429. The next prime is 342328451. The reversal of 342328434 is 434823243.

It is a junction number, because it is equal to n+sod(n) for n = 342328395 and 342328404.

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 31 ways as a sum of consecutive naturals, for example, 27487 + ... + 37949.

It is an arithmetic number, because the mean of its divisors is an integer number (13184640).

Almost surely, 2^342328434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342328434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (421908480).

342328434 is an abundant number, since it is smaller than the sum of its proper divisors (501488526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

342328434 is a wasteful number, since it uses less digits than its factorization.

342328434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10535.

The product of its digits is 55296, while the sum is 33.

The square root of 342328434 is about 18502.1197164001. The cubic root of 342328434 is about 699.5428538994.

The spelling of 342328434 in words is "three hundred forty-two million, three hundred twenty-eight thousand, four hundred thirty-four".