343401222 has 16 divisors (see below), whose sum is σ = 687922992. Its totient is φ = 114280320.

The previous prime is 343401221. The next prime is 343401239. The reversal of 343401222 is 222104343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343401221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42679 + ... + 50082.

It is an arithmetic number, because the mean of its divisors is an integer number (42995187).

Almost surely, 2^343401222 is an apocalyptic number.

343401222 is an abundant number, since it is smaller than the sum of its proper divisors (344521770).

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

343401222 is a wasteful number, since it uses less digits than its factorization.

343401222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93383.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 343401222 is about 18531.0879874874. The cubic root of 343401222 is about 700.2728337818.

Adding to 343401222 its reverse (222104343), we get a palindrome (565505565).

The spelling of 343401222 in words is "three hundred forty-three million, four hundred one thousand, two hundred twenty-two".