343222442 has 16 divisors (see below), whose sum is σ = 520733664. Its totient is φ = 169650000.

The previous prime is 343222433. The next prime is 343222447. The reversal of 343222442 is 244222343.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (343222447) 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, 235817 + ... + 237267.

It is an arithmetic number, because the mean of its divisors is an integer number (32545854).

Almost surely, 2^343222442 is an apocalyptic number.

343222442 is a deficient number, since it is larger than the sum of its proper divisors (177511222).

343222442 is a wasteful number, since it uses less digits than its factorization.

343222442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2725.

The product of its digits is 9216, while the sum is 26.

The square root of 343222442 is about 18526.2635736405. The cubic root of 343222442 is about 700.1512883887.

Adding to 343222442 its reverse (244222343), we get a palindrome (587444785).

Subtracting from 343222442 its reverse (244222343), we obtain a palindrome (99000099).

The spelling of 343222442 in words is "three hundred forty-three million, two hundred twenty-two thousand, four hundred forty-two".