343222730 has 16 divisors (see below), whose sum is σ = 634498920. Its totient is φ = 133578432.

The previous prime is 343222703. The next prime is 343222739. The reversal of 343222730 is 37222343.

It can be written as a sum of positive squares in 4 ways, for example, as 260467321 + 82755409 = 16139^2 + 9097^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 343222730.

It is not an unprimeable number, because it can be changed into a prime (343222739) 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, 463445 + ... + 464184.

Almost surely, 2^343222730 is an apocalyptic number.

343222730 is a deficient number, since it is larger than the sum of its proper divisors (291276190).

343222730 is a wasteful number, since it uses less digits than its factorization.

343222730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927673.

The product of its (nonzero) digits is 6048, while the sum is 26.

The square root of 343222730 is about 18526.2713463881. The cubic root of 343222730 is about 700.1514842223.

It can be divided in two parts, 3432 and 22730, that added together give a palindrome (26162).

The spelling of 343222730 in words is "three hundred forty-three million, two hundred twenty-two thousand, seven hundred thirty".