343249 has 4 divisors (see below), whose sum is σ = 352564. Its totient is φ = 333936.

The previous prime is 343243. The next prime is 343253. The reversal of 343249 is 942343.

343249 is nontrivially palindromic in base 8.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 942343 = 19 ⋅49597.

It can be written as a sum of positive squares in 2 ways, for example, as 294849 + 48400 = 543^2 + 220^2 .

It is a cyclic number.

It is not a de Polignac number, because 343249 - 2¹³ = 335057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4602 + ... + 4675.

It is an arithmetic number, because the mean of its divisors is an integer number (88141).

2³⁴³²⁴⁹ is an apocalyptic number.

It is an amenable number.

343249 is a deficient number, since it is larger than the sum of its proper divisors (9315).

343249 is an equidigital number, since it uses as much as digits as its factorization.

343249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9314.

The product of its digits is 2592, while the sum is 25.

The square root of 343249 is about 585.8745599529. The cubic root of 343249 is about 70.0169346783.

It can be divided in two parts, 3432 and 49, that added together give a square (3481 = 59²).

The spelling of 343249 in words is "three hundred forty-three thousand, two hundred forty-nine".