343240361 has 8 divisors (see below), whose sum is σ = 345033384. Its totient is φ = 341452800.

The previous prime is 343240357. The next prime is 343240363. The reversal of 343240361 is 163042343.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 118810000 + 224430361 = 10900^2 + 14981^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 343240361 - 2² = 343240357 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 343240361.

It is not an unprimeable number, because it can be changed into a prime (343240363) 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, 182321 + ... + 184193.

It is an arithmetic number, because the mean of its divisors is an integer number (43129173).

Almost surely, 2^343240361 is an apocalyptic number.

It is an amenable number.

343240361 is a deficient number, since it is larger than the sum of its proper divisors (1793023).

343240361 is a wasteful number, since it uses less digits than its factorization.

343240361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2731.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 343240361 is about 18526.7471780666. The cubic root of 343240361 is about 700.1634727052.

The spelling of 343240361 in words is "three hundred forty-three million, two hundred forty thousand, three hundred sixty-one".