343240359 has 16 divisors (see below), whose sum is σ = 570581760. Its totient is φ = 178306560.

The previous prime is 343240357. The next prime is 343240363. The reversal of 343240359 is 953042343.

It is not a de Polignac number, because 343240359 - 2¹ = 343240357 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343240357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 742714 + ... + 743175.

It is an arithmetic number, because the mean of its divisors is an integer number (35661360).

Almost surely, 2^343240359 is an apocalyptic number.

343240359 is a deficient number, since it is larger than the sum of its proper divisors (227341401).

343240359 is a wasteful number, since it uses less digits than its factorization.

343240359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1485910.

The product of its (nonzero) digits is 38880, while the sum is 33.

The square root of 343240359 is about 18526.7471240906. The cubic root of 343240359 is about 700.1634713453.

The spelling of 343240359 in words is "three hundred forty-three million, two hundred forty thousand, three hundred fifty-nine".