342243312 has 80 divisors (see below), whose sum is σ = 929131008. Its totient is φ = 108345600.

The previous prime is 342243301. The next prime is 342243347. The reversal of 342243312 is 213342243.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165678 + ... + 167730.

Almost surely, 2^342243312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342243312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (464565504).

342243312 is an abundant number, since it is smaller than the sum of its proper divisors (586887696).

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

342243312 is a wasteful number, since it uses less digits than its factorization.

342243312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2238 (or 2232 counting only the distinct ones).

The product of its digits is 3456, while the sum is 24.

The square root of 342243312 is about 18499.8192423602. The cubic root of 342243312 is about 699.4848672633.

Adding to 342243312 its reverse (213342243), we get a palindrome (555585555).

The spelling of 342243312 in words is "three hundred forty-two million, two hundred forty-three thousand, three hundred twelve".