343394 has 4 divisors (see below), whose sum is σ = 515094. Its totient is φ = 171696.

The previous prime is 343393. The next prime is 343411. The reversal of 343394 is 493343.

343394 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 493343 = 619 ⋅797.

It can be written as a sum of positive squares in only one way, i.e., 330625 + 12769 = 575^2 + 113^2 .

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 343394.

It is not an unprimeable number, because it can be changed into a prime (343391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85847 + ... + 85850.

2³⁴³³⁹⁴ is an apocalyptic number.

343394 is a deficient number, since it is larger than the sum of its proper divisors (171700).

343394 is a wasteful number, since it uses less digits than its factorization.

343394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171699.

The product of its digits is 3888, while the sum is 26.

The square root of 343394 is about 585.9982935129. The cubic root of 343394 is about 70.0267924650.

It can be divided in two parts, 34339 and 4, that added together give a palindrome (34343).

The spelling of 343394 in words is "three hundred forty-three thousand, three hundred ninety-four".