343288361 has 12 divisors (see below), whose sum is σ = 392725452. Its totient is φ = 298238208.

The previous prime is 343288357. The next prime is 343288381. The reversal of 343288361 is 163882343.

It can be written as a sum of positive squares in 6 ways, for example, as 64899136 + 278389225 = 8056^2 + 16685^2 .

It is not a de Polignac number, because 343288361 - 2² = 343288357 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343288301) 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 11 ways as a sum of consecutive naturals, for example, 41930 + ... + 49443.

It is an arithmetic number, because the mean of its divisors is an integer number (32727121).

Almost surely, 2^343288361 is an apocalyptic number.

It is an amenable number.

343288361 is a deficient number, since it is larger than the sum of its proper divisors (49437091).

343288361 is a wasteful number, since it uses less digits than its factorization.

343288361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91420 (or 91403 counting only the distinct ones).

The product of its digits is 82944, while the sum is 38.

The square root of 343288361 is about 18528.0425571618. The cubic root of 343288361 is about 700.1961089994.

The spelling of 343288361 in words is "three hundred forty-three million, two hundred eighty-eight thousand, three hundred sixty-one".