343401 has 4 divisors (see below), whose sum is σ = 457872. Its totient is φ = 228932.

The previous prime is 343393. The next prime is 343411. The reversal of 343401 is 104343.

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, and also an emirpimes, since its reverse is a distinct semiprime: 104343 = 3 ⋅34781.

It is a cyclic number.

It is not a de Polignac number, because 343401 - 2³ = 343393 is a prime.

It is a D-number.

343401 is a lucky number.

It is a plaindrome in base 12.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 343401.

It is not an unprimeable number, because it can be changed into a prime (343411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57231 + ... + 57236.

It is an arithmetic number, because the mean of its divisors is an integer number (114468).

2³⁴³⁴⁰¹ is an apocalyptic number.

It is an amenable number.

343401 is a deficient number, since it is larger than the sum of its proper divisors (114471).

343401 is a wasteful number, since it uses less digits than its factorization.

343401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114470.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 343401 is about 586.0042661961. The cubic root of 343401 is about 70.0272682879.

Adding to 343401 its reverse (104343), we get a palindrome (447744).

The spelling of 343401 in words is "three hundred forty-three thousand, four hundred one", and thus it is an iban number.