343123212 has 24 divisors (see below), whose sum is σ = 804154176. Its totient is φ = 113869648.

The previous prime is 343123211. The next prime is 343123247. The reversal of 343123212 is 212321343.

It is a super-2 number, since 2×343123212² = 235467077226393888, 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 (343123211) 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 7 ways as a sum of consecutive naturals, for example, 60258 + ... + 65705.

It is an arithmetic number, because the mean of its divisors is an integer number (33506424).

Almost surely, 2^343123212 is an apocalyptic number.

It is an amenable number.

343123212 is an abundant number, since it is smaller than the sum of its proper divisors (461030964).

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

343123212 is a wasteful number, since it uses less digits than its factorization.

343123212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126197 (or 126195 counting only the distinct ones).

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

The square root of 343123212 is about 18523.5852901106. The cubic root of 343123212 is about 700.0838076528.

Adding to 343123212 its reverse (212321343), we get a palindrome (555444555).

The spelling of 343123212 in words is "three hundred forty-three million, one hundred twenty-three thousand, two hundred twelve".