343223112 has 64 divisors (see below), whose sum is σ = 897684480. Its totient is φ = 109150272.

The previous prime is 343223107. The next prime is 343223117. The reversal of 343223112 is 211322343.

It is an interprime number because it is at equal distance from previous prime (343223107) and next prime (343223117).

It is a super-2 number, since 2×343223112² = 235604209221929088, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (343223117) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 354453 + ... + 355419.

It is an arithmetic number, because the mean of its divisors is an integer number (14026320).

Almost surely, 2^343223112 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 343223112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (448842240).

343223112 is an abundant number, since it is smaller than the sum of its proper divisors (554461368).

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

343223112 is a wasteful number, since it uses less digits than its factorization.

343223112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1642 (or 1638 counting only the distinct ones).

The product of its digits is 864, while the sum is 21.

The square root of 343223112 is about 18526.2816560690. The cubic root of 343223112 is about 700.1517439738.

Adding to 343223112 its reverse (211322343), we get a palindrome (554545455).

The spelling of 343223112 in words is "three hundred forty-three million, two hundred twenty-three thousand, one hundred twelve".