342304434 has 16 divisors (see below), whose sum is σ = 760676640. Its totient is φ = 114101460.

The previous prime is 342304421. The next prime is 342304439. The reversal of 342304434 is 434403243.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 342304398 and 342304407.

It is not an unprimeable number, because it can be changed into a prime (342304439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3169432 + ... + 3169539.

It is an arithmetic number, because the mean of its divisors is an integer number (47542290).

Almost surely, 2^342304434 is an apocalyptic number.

342304434 is an abundant number, since it is smaller than the sum of its proper divisors (418372206).

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

342304434 is a wasteful number, since it uses less digits than its factorization.

342304434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6338982 (or 6338976 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

The square root of 342304434 is about 18501.4711306966. The cubic root of 342304434 is about 699.5265056413.

Adding to 342304434 its reverse (434403243), we get a palindrome (776707677).

The spelling of 342304434 in words is "three hundred forty-two million, three hundred four thousand, four hundred thirty-four".