343666944 has 54 divisors (see below), whose sum is σ = 990883166. Its totient is φ = 114554880.

The previous prime is 343666937. The next prime is 343666949. The reversal of 343666944 is 449666343.

It can be written as a sum of positive squares in only one way, i.e., 332697600 + 10969344 = 18240^2 + 3312^2 .

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 343666944.

It is not an unprimeable number, because it can be changed into a prime (343666949) 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 5 ways as a sum of consecutive naturals, for example, 72277 + ... + 76884.

Almost surely, 2^343666944 is an apocalyptic number.

It is an amenable number.

343666944 is an abundant number, since it is smaller than the sum of its proper divisors (647216222).

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

343666944 is a wasteful number, since it uses less digits than its factorization.

343666944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149183 (or 149166 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 45.

The square root of 343666944 is about 18538.2562286748. The cubic root of 343666944 is about 700.4534096518.

The spelling of 343666944 in words is "three hundred forty-three million, six hundred sixty-six thousand, nine hundred forty-four".