343213422 has 16 divisors (see below), whose sum is σ = 689040000. Its totient is φ = 113968952.

The previous prime is 343213417. The next prime is 343213433. The reversal of 343213422 is 224312343.

It is a junction number, because it is equal to n+sod(n) for n = 343213392 and 343213401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107172 + ... + 110327.

It is an arithmetic number, because the mean of its divisors is an integer number (43065000).

Almost surely, 2^343213422 is an apocalyptic number.

343213422 is an abundant number, since it is smaller than the sum of its proper divisors (345826578).

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

343213422 is a wasteful number, since it uses less digits than its factorization.

343213422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217767.

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

The square root of 343213422 is about 18526.0201338550. The cubic root of 343213422 is about 700.1451549320.

Adding to 343213422 its reverse (224312343), we get a palindrome (567525765).

The spelling of 343213422 in words is "three hundred forty-three million, two hundred thirteen thousand, four hundred twenty-two".