342321330 has 96 divisors (see below), whose sum is σ = 896495040. Its totient is φ = 83616000.

The previous prime is 342321311. The next prime is 342321349. The reversal of 342321330 is 33123243.

It is an interprime number because it is at equal distance from previous prime (342321311) and next prime (342321349).

It is a junction number, because it is equal to n+sod(n) for n = 342321297 and 342321306.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1272436 + ... + 1272704.

It is an arithmetic number, because the mean of its divisors is an integer number (9338490).

Almost surely, 2^342321330 is an apocalyptic number.

342321330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 342321330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (448247520).

342321330 is an abundant number, since it is smaller than the sum of its proper divisors (554173710).

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

342321330 is a wasteful number, since it uses less digits than its factorization.

342321330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556 (or 543 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 342321330 is about 18501.9277374008. The cubic root of 342321330 is about 699.5380148946.

Adding to 342321330 its reverse (33123243), we get a palindrome (375444573).

It can be divided in two parts, 3423213 and 30, that added together give a palindrome (3423243).

The spelling of 342321330 in words is "three hundred forty-two million, three hundred twenty-one thousand, three hundred thirty".