342305020 has 48 divisors (see below), whose sum is σ = 734469120. Its totient is φ = 133967936.

The previous prime is 342304997. The next prime is 342305027. The reversal of 342305020 is 20503243.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342305027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 309789 + ... + 310891.

It is an arithmetic number, because the mean of its divisors is an integer number (15301440).

Almost surely, 2^342305020 is an apocalyptic number.

It is an amenable number.

342305020 is an abundant number, since it is smaller than the sum of its proper divisors (392164100).

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

342305020 is a wasteful number, since it uses less digits than its factorization.

342305020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1434 (or 1432 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 342305020 is about 18501.4869672683. The cubic root of 342305020 is about 699.5269048203.

Adding to 342305020 its reverse (20503243), we get a palindrome (362808263).

The spelling of 342305020 in words is "three hundred forty-two million, three hundred five thousand, twenty".