343348357 has 4 divisors (see below), whose sum is σ = 374561856. Its totient is φ = 312134860.

The previous prime is 343348339. The next prime is 343348361. The reversal of 343348357 is 753843343.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343348357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343348307) 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 3 ways as a sum of consecutive naturals, for example, 15606733 + ... + 15606754.

It is an arithmetic number, because the mean of its divisors is an integer number (93640464).

Almost surely, 2^343348357 is an apocalyptic number.

It is an amenable number.

343348357 is a deficient number, since it is larger than the sum of its proper divisors (31213499).

343348357 is a wasteful number, since it uses less digits than its factorization.

343348357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31213498.

The product of its digits is 362880, while the sum is 40.

The square root of 343348357 is about 18529.6615457488. The cubic root of 343348357 is about 700.2368973700.

The spelling of 343348357 in words is "three hundred forty-three million, three hundred forty-eight thousand, three hundred fifty-seven".